[GitHub] [zeppelin] jongyoul closed pull request #3007: zeppelin 0.8 version pyspark interpreter error when using ipython

2022-04-20 Thread GitBox


jongyoul closed pull request #3007: zeppelin 0.8 version pyspark interpreter 
error when using ipython
URL: https://github.com/apache/zeppelin/pull/3007


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[GitHub] [zeppelin] jongyoul commented on pull request #3007: zeppelin 0.8 version pyspark interpreter error when using ipython

2022-04-20 Thread GitBox


jongyoul commented on PR #3007:
URL: https://github.com/apache/zeppelin/pull/3007#issuecomment-1103814288

   Let me close it as it's too outdated to handle.


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[jira] [Created] (ZEPPELIN-5691) Code completion for ipython causes exception (sometimes)

2022-03-24 Thread jason ogaard (Jira)
jason ogaard created ZEPPELIN-5691:
--

 Summary: Code completion for ipython causes exception (sometimes)
 Key: ZEPPELIN-5691
 URL: https://issues.apache.org/jira/browse/ZEPPELIN-5691
 Project: Zeppelin
  Issue Type: Bug
  Components: zeppelin-interpreter
Affects Versions: 0.10.1
Reporter: jason ogaard
 Attachments: image-2022-03-24-11-37-04-519.png

The first time a user tries to use code completion for the iPython interpreter 
the notebook will hang for a long time (I believe it's waiting for the 
websocket to return) and will get the pop up below (tested on the latest docker 
image for apache zeppelin found on docker hub)

 

!image-2022-03-24-11-37-04-519.png|width=680,height=181!

After this code completion usually works but will sometimes throw this error 
again. This error will happen again if the user restarts the interpreter.

 

We do not get this error when attempting code completion for the python 
interpreter. I've traced through the code as well as I can and believe the 
issue is that code completion is trying to use the PythonInterpreter class to 
get the completion list, but since we're using the iPython interpreter the 
PythonInterpreter class is not instantiated, and therefore get the NPE. I could 
be wrong though.

 

 



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Re: ipython interpreter prerequisites

2021-10-27 Thread denny wong
 I see this message when I tried to list all installed modules.  I assume the 
IPython.kernel module got brought in by the "pip install jupyter".  It seems I 
can replace it with "pip install jupyter_client"?
The `IPython.kernel` package has been deprecated since IPython 4.0.You should 
import from ipykernel or jupyter_client instead.



On Wednesday, October 27, 2021, 11:47:11 PM EDT, Jeff Zhang 
 wrote:  
 
 I don't think so, at least we need jupyter-client module as we use
jupyter-client api to connect with ipython kernel.

denny wong  于2021年10月28日周四 上午11:24写道:

> Hi
> Question about the ipython interpreter prerequisites.  The jupyter module
> version ( https://pypi.org/project/jupyter/) is pretty old.  Can it be
> replaced by ipykernel module (https://pypi.org/project/ipykernel/)?
>
> Prerequisites
> - Jupyter `pip install jupyter`
> - grpcio `pip install grpcio`
> - protobuf `pip install protobuf`
>
> Will this work instead?- ipykernel `pip install ipykernel`
> - grpcio `pip install grpcio`
> - protobuf `pip install protobuf`
> Thanks
> Denny



-- 
Best Regards

Jeff Zhang
  

Re: ipython interpreter prerequisites

2021-10-27 Thread Jeff Zhang
I don't think so, at least we need jupyter-client module as we use
jupyter-client api to connect with ipython kernel.

denny wong  于2021年10月28日周四 上午11:24写道:

> Hi
> Question about the ipython interpreter prerequisites.  The jupyter module
> version ( https://pypi.org/project/jupyter/) is pretty old.  Can it be
> replaced by ipykernel module (https://pypi.org/project/ipykernel/)?
>
> Prerequisites
> - Jupyter `pip install jupyter`
> - grpcio `pip install grpcio`
> - protobuf `pip install protobuf`
>
> Will this work instead?- ipykernel `pip install ipykernel`
> - grpcio `pip install grpcio`
> - protobuf `pip install protobuf`
> Thanks
> Denny



-- 
Best Regards

Jeff Zhang


Re: ipython interpreter prerequisites

2021-10-27 Thread denny wong
Hi
Question about the ipython interpreter prerequisites.  The jupyter module 
version ( https://pypi.org/project/jupyter/) is pretty old.  Can it be replaced 
by ipykernel module (https://pypi.org/project/ipykernel/)?  

Prerequisites
- Jupyter `pip install jupyter`
- grpcio `pip install grpcio`
- protobuf `pip install protobuf`

Will this work instead?- ipykernel `pip install ipykernel`
- grpcio `pip install grpcio`
- protobuf `pip install protobuf`
Thanks
Denny

[jira] [Created] (ZEPPELIN-5533) Fail to get code completion in IPython interpreter

2021-09-21 Thread Jeff Zhang (Jira)
Jeff Zhang created ZEPPELIN-5533:


 Summary: Fail to get code completion in IPython interpreter
 Key: ZEPPELIN-5533
 URL: https://issues.apache.org/jira/browse/ZEPPELIN-5533
 Project: Zeppelin
  Issue Type: Bug
  Components: python
Affects Versions: 0.10.0
Reporter: Jeff Zhang


{code:java}
ERROR [2021-09-21 19:53:12,756] ({pool-2-thread-1} 
ProcessFunction.java[process]:47) - Internal error processing completion
io.grpc.StatusRuntimeException: UNKNOWN: Exception calling application: There 
is no current event loop in thread 'ThreadPoolExecutor-0_1'.
at 
io.grpc.stub.ClientCalls.toStatusRuntimeException(ClientCalls.java:233)
at io.grpc.stub.ClientCalls.getUnchecked(ClientCalls.java:214)
at io.grpc.stub.ClientCalls.blockingUnaryCall(ClientCalls.java:139)
at 
org.apache.zeppelin.interpreter.jupyter.proto.JupyterKernelGrpc$JupyterKernelBlockingStub.complete(JupyterKernelGrpc.java:330)
at 
org.apache.zeppelin.jupyter.JupyterKernelClient.complete(JupyterKernelClient.java:296)
at 
org.apache.zeppelin.jupyter.JupyterKernelInterpreter.completion(JupyterKernelInterpreter.java:347)
at 
org.apache.zeppelin.interpreter.LazyOpenInterpreter.completion(LazyOpenInterpreter.java:145)
at 
org.apache.zeppelin.interpreter.remote.RemoteInterpreterServer.completion(RemoteInterpreterServer.java:974)
at 
org.apache.zeppelin.interpreter.thrift.RemoteInterpreterService$Processor$completion.getResult(RemoteInterpreterService.java:1932)
at 
org.apache.zeppelin.interpreter.thrift.RemoteInterpreterService$Processor$completion.getResult(RemoteInterpreterService.java:1911)
at 
org.apache.zeppelin.shaded.org.apache.thrift.ProcessFunction.process(ProcessFunction.java:38)
at 
org.apache.zeppelin.shaded.org.apache.thrift.TBaseProcessor.process(TBaseProcessor.java:38)
at 
org.apache.zeppelin.shaded.org.apache.thrift.server.TThreadPoolServer$WorkerProcess.run(TThreadPoolServer.java:313)
at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748) {code}



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[GitHub] [zeppelin] asfgit closed pull request #4198: [ZEPPELIN-5479] %python.sql doesn't work with ipython interpreter

2021-08-10 Thread GitBox


asfgit closed pull request #4198:
URL: https://github.com/apache/zeppelin/pull/4198


   


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[GitHub] [zeppelin] zjffdu commented on pull request #4198: [ZEPPELIN-5479] %python.sql doesn't work with ipython interpreter

2021-08-09 Thread GitBox


zjffdu commented on pull request #4198:
URL: https://github.com/apache/zeppelin/pull/4198#issuecomment-895688714


   Will merge if no more comment


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[GitHub] [zeppelin] zjffdu opened a new pull request #4198: [ZEPPELIN-5479] %python.sql doesn't work with ipython interpreter

2021-08-06 Thread GitBox


zjffdu opened a new pull request #4198:
URL: https://github.com/apache/zeppelin/pull/4198


   ### What is this PR for?
   
   This PR make %python.sql work with both vanilla python interpreter and 
ipython interpreter. It depends on whether ipython prerequisites are met.
   
   ### What type of PR is it?
   [ Improvement ]
   
   ### Todos
   * [ ] - Task
   
   ### What is the Jira issue?
   * https://issues.apache.org/jira/browse/ZEPPELIN-5479
   
   ### How should this be tested?
   * CI pass
   
   ### Screenshots (if appropriate)
   
![image](https://user-images.githubusercontent.com/164491/128589268-c016ebe1-a484-4f04-846b-df8a75e3f31f.png)
   
   
   ### Questions:
   * Does the licenses files need update? No
   * Is there breaking changes for older versions? No
   * Does this needs documentation? No
   


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[jira] [Created] (ZEPPELIN-5479) %python.sql doesn't work with ipython interpreter

2021-08-06 Thread Jeff Zhang (Jira)
Jeff Zhang created ZEPPELIN-5479:


 Summary: %python.sql doesn't work with ipython interpreter
 Key: ZEPPELIN-5479
 URL: https://issues.apache.org/jira/browse/ZEPPELIN-5479
 Project: Zeppelin
  Issue Type: Improvement
  Components: python
Affects Versions: 0.9.0, 0.10.0
Reporter: Jeff Zhang






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[jira] [Created] (ZEPPELIN-4684) Unable to use plotly in IPython interpreter

2020-03-13 Thread Jeff Zhang (Jira)
Jeff Zhang created ZEPPELIN-4684:


 Summary: Unable to use plotly in IPython interpreter
 Key: ZEPPELIN-4684
 URL: https://issues.apache.org/jira/browse/ZEPPELIN-4684
 Project: Zeppelin
  Issue Type: Improvement
  Components: python
Affects Versions: 0.9.0
Reporter: Jeff Zhang


{code:java}

import plotly.graph_objects as go
fig = go.Figure(data=go.Bar(y=[2, 3, 1]))
fig.show() 

{code}



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[jira] [Created] (ZEPPELIN-4569) Zeppelin Ipython interpreter is not closing properly.

2020-01-18 Thread Loghi Perinpanayagam (Jira)
Loghi Perinpanayagam created ZEPPELIN-4569:
--

 Summary: Zeppelin Ipython interpreter is not closing properly.
 Key: ZEPPELIN-4569
 URL: https://issues.apache.org/jira/browse/ZEPPELIN-4569
 Project: Zeppelin
  Issue Type: Bug
  Components: zeppelin-interpreter
Affects Versions: 0.8.2
 Environment: JDK 1.8.0

Apache Zeppelin 0.8.2
Reporter: Loghi Perinpanayagam


{code:java}
io.grpc.internal.SerializingExecutor run
SEVERE: Exception while executing runnable 
io.grpc.internal.ClientCallImpl$ClientStreamListenerImpl$1MessagesAvailable@619fd7d
java.lang.NullPointerException
 at 
io.grpc.stub.ClientCalls$StreamObserverToCallListenerAdapter.onClose(ClientCalls.java:434)
 at 
io.grpc.PartialForwardingClientCallListener.onClose(PartialForwardingClientCallListener.java:39)
 at 
io.grpc.ForwardingClientCallListener.onClose(ForwardingClientCallListener.java:23)
 at 
io.grpc.ForwardingClientCallListener$SimpleForwardingClientCallListener.onClose(ForwardingClientCallListener.java:40)
 at 
io.grpc.internal.CensusStatsModule$StatsClientInterceptor$1$1.onClose(CensusStatsModule.java:678)
 at 
io.grpc.PartialForwardingClientCallListener.onClose(PartialForwardingClientCallListener.java:39)
 at 
io.grpc.ForwardingClientCallListener.onClose(ForwardingClientCallListener.java:23)
 at 
io.grpc.ForwardingClientCallListener$SimpleForwardingClientCallListener.onClose(ForwardingClientCallListener.java:40)
 at 
io.grpc.internal.CensusTracingModule$TracingClientInterceptor$1$1.onClose(CensusTracingModule.java:403)
 at io.grpc.internal.ClientCallImpl.closeObserver(ClientCallImpl.java:459)
 at io.grpc.internal.ClientCallImpl.access$300(ClientCallImpl.java:63)
 at 
io.grpc.internal.ClientCallImpl$ClientStreamListenerImpl.close(ClientCallImpl.java:546)
 at 
io.grpc.internal.ClientCallImpl$ClientStreamListenerImpl.access$600(ClientCallImpl.java:467)
 at 
io.grpc.internal.ClientCallImpl$ClientStreamListenerImpl$1MessagesAvailable.runInContext(ClientCallImpl.java:531)
 at io.grpc.internal.ContextRunnable.run(ContextRunnable.java:37)
 at io.grpc.internal.SerializingExecutor.run(SerializingExecutor.java:123)
 at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
 at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
 at java.base/java.lang.Thread.run(Thread.java:834)

The problem must be in io.grpc. Could anyone help?{code}



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[jira] [Created] (ZEPPELIN-4531) Support Dash in IPython Interpreter

2020-01-02 Thread Jeff Zhang (Jira)
Jeff Zhang created ZEPPELIN-4531:


 Summary: Support Dash in IPython Interpreter
 Key: ZEPPELIN-4531
 URL: https://issues.apache.org/jira/browse/ZEPPELIN-4531
 Project: Zeppelin
  Issue Type: New Feature
Affects Versions: 0.9.0
Reporter: Jeff Zhang


Just like shiny as a dashboard library in R, dash is a popular dashboard 
library in python. this ticket is to support dash in IPython Interpreter



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[GitHub] [zeppelin] zjffdu opened a new pull request #3551: [ZEPPELIN-4480]. Move the ipython code into a general jupyter kernel bridge

2019-12-13 Thread GitBox
zjffdu opened a new pull request #3551: [ZEPPELIN-4480]. Move the ipython code 
into a general jupyter kernel bridge
URL: https://github.com/apache/zeppelin/pull/3551
 
 
   
   ### What is this PR for?
   
   This PR move the ipython code into module zeppelin-jupyter-adapter. And 
ipython will just depends on this module. zeppelin-jupyter-adapter could be 
used for connecting any jupyter kernel. 
   
   
   ### What type of PR is it?
   [ Feature | Refactoring]
   
   ### Todos
   * [ ] - Task
   
   ### What is the Jira issue?
   * https://issues.apache.org/jira/browse/ZEPPELIN-4480
   
   ### How should this be tested?
   * Ci pass
   
   ### Screenshots (if appropriate)
   
   ### Questions:
   * Does the licenses files need update? No
   * Is there breaking changes for older versions? No
   * Does this needs documentation? No
   


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[jira] [Created] (ZEPPELIN-4480) Move the ipython code into a general jupyter kernel bridge

2019-12-11 Thread Jeff Zhang (Jira)
Jeff Zhang created ZEPPELIN-4480:


 Summary: Move the ipython code into a general jupyter kernel bridge
 Key: ZEPPELIN-4480
 URL: https://issues.apache.org/jira/browse/ZEPPELIN-4480
 Project: Zeppelin
  Issue Type: New Feature
Affects Versions: 0.9.0
Reporter: Jeff Zhang


The ipython code can not only be used by ipython interpreter, but also could 
bridge any jupyter kernel, such as r kernel. So this ticket is to create a 
general jupyter kernel so that other interpreter can reuse it. 



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[GitHub] [zeppelin] AyWa edited a comment on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and execute for Ipython

2019-10-22 Thread GitBox
AyWa edited a comment on issue #3336: [ZEPPELIN-4091] Fix concurrent 
autocomplete and execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-478428352
 
 
   @zjffdu Thank you, the OOM fix the issue ! the test is working well: 
https://travis-ci.org/AyWa/zeppelin/builds/513921618


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[GitHub] [zeppelin] AyWa edited a comment on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and execute for Ipython

2019-10-22 Thread GitBox
AyWa edited a comment on issue #3336: [ZEPPELIN-4091] Fix concurrent 
autocomplete and execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-475549925
 
 
   I am kind of lost with the test:
   - I ran my fix, without the new test -> all the test pass on the ci
   - I ran my fix, with the new test - > always some failure (seems like `GC` 
or out of memory or timeout)
   - I ran my fix, with a test, that is not testing the fix (like no concurrent 
call) -> fail again
   
   So i think the problem is not related to the fix itself, but more like an 
issue with the test:
   - `ExecutorService pool = Executors.newFixedThreadPool(2);` make the `GC / 
OOM`  ?
   - running then auto complete make some issue ? 
   
   I will try to push the same code without executor / thread to see if it is 
working, then try to thread it again :/ 


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[GitHub] [zeppelin] AyWa edited a comment on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and execute for Ipython

2019-10-22 Thread GitBox
AyWa edited a comment on issue #3336: [ZEPPELIN-4091] Fix concurrent 
autocomplete and execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-475549925
 
 
   I am kind of lost with the test:
   - I ran my fix, without the new test -> all the test pass on the ci
   - I ran my fix, with the new test - > always some failure (seems like `GC` 
or out of memory or timeout)
   - I ran my fix, with a test, that is not testing the fix (like no concurrent 
call) -> fail again
   
   So i think the problem is not related to the fix itself, but more like an 
issue with the test:
   - `ExecutorService pool = Executors.newFixedThreadPool(2); `make the GC / 
OOM`  ?
   - running then auto complete make some issue ? 
   
   I will try to push the same code without executor / thread to see if it is 
working, then try to thread it again :/ 


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[GitHub] [zeppelin] asfgit closed pull request #3337: [ZEPPELIN-4090] Ipython queue performance

2019-09-11 Thread GitBox
asfgit closed pull request #3337: [ZEPPELIN-4090] Ipython queue performance
URL: https://github.com/apache/zeppelin/pull/3337
 
 
   


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[GitHub] [zeppelin] AyWa commented on issue #3337: [ZEPPELIN-4090] Ipython queue performance

2019-09-11 Thread GitBox
AyWa commented on issue #3337: [ZEPPELIN-4090] Ipython queue performance
URL: https://github.com/apache/zeppelin/pull/3337#issuecomment-530291916
 
 
   Thank you.


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[GitHub] [zeppelin] zjffdu commented on issue #3337: [ZEPPELIN-4090] Ipython queue performance

2019-09-11 Thread GitBox
zjffdu commented on issue #3337: [ZEPPELIN-4090] Ipython queue performance
URL: https://github.com/apache/zeppelin/pull/3337#issuecomment-530291117
 
 
   That's fine, let's look at this issue next time. 


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[GitHub] [zeppelin] AyWa edited a comment on issue #3337: [ZEPPELIN-4090] Ipython queue performance

2019-09-11 Thread GitBox
AyWa edited a comment on issue #3337: [ZEPPELIN-4090] Ipython queue performance
URL: https://github.com/apache/zeppelin/pull/3337#issuecomment-530290115
 
 
   So I double check, it really seems to be correct, next pr I made I will 
ensure the CI is shown in the pr. does it work for you ?


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[GitHub] [zeppelin] AyWa commented on issue #3337: [ZEPPELIN-4090] Ipython queue performance

2019-09-11 Thread GitBox
AyWa commented on issue #3337: [ZEPPELIN-4090] Ipython queue performance
URL: https://github.com/apache/zeppelin/pull/3337#issuecomment-530290115
 
 
   So I double check, it really seems to be correct, next pr I made I will 
ensure the CI is shown in the pr. 


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[GitHub] [zeppelin] zjffdu commented on issue #3337: [ZEPPELIN-4090] Ipython queue performance

2019-09-11 Thread GitBox
zjffdu commented on issue #3337: [ZEPPELIN-4090] Ipython queue performance
URL: https://github.com/apache/zeppelin/pull/3337#issuecomment-530288766
 
 
   Another favor needs from you @AyWa Could you check whether you configure 
your travis according this guideline ? Because I don't see your travis build 
link here. 
   
https://zeppelin.apache.org/contribution/contributions.html#continuous-integration


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[GitHub] [zeppelin] zjffdu commented on issue #3337: [ZEPPELIN-4090] Ipython queue performance

2019-09-11 Thread GitBox
zjffdu commented on issue #3337: [ZEPPELIN-4090] Ipython queue performance
URL: https://github.com/apache/zeppelin/pull/3337#issuecomment-530288322
 
 
   Awesome, will merge it soon. 


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[GitHub] [zeppelin] AyWa commented on issue #3337: [ZEPPELIN-4090] Ipython queue performance

2019-09-11 Thread GitBox
AyWa commented on issue #3337: [ZEPPELIN-4090] Ipython queue performance
URL: https://github.com/apache/zeppelin/pull/3337#issuecomment-530286019
 
 
   test are successful https://travis-ci.org/AyWa/zeppelin/builds/583492141


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[GitHub] [zeppelin] zjffdu commented on a change in pull request #3337: [ZEPPELIN-4090] Ipython queue performance

2019-09-11 Thread GitBox
zjffdu commented on a change in pull request #3337: [ZEPPELIN-4090] Ipython 
queue performance
URL: https://github.com/apache/zeppelin/pull/3337#discussion_r323117291
 
 

 ##
 File path: python/src/main/resources/grpc/python/ipython_server.py
 ##
 @@ -94,69 +105,24 @@ def execute_worker():
 t = threading.Thread(name="ConsumerThread", target=execute_worker)
 with self._lock:
 t.start()
-# We want to ensure that the kernel is alive because in case of 
OOM or other errors
-# Execution might be stuck there:
-# 
https://github.com/jupyter/jupyter_client/blob/master/jupyter_client/blocking/client.py#L32
-while t.is_alive() and self.isKernelAlive():
-while not text_queue.empty():
-output = text_queue.get()
-yield 
ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.TEXT,
-  output=output)
-while not html_queue.empty():
-output = html_queue.get()
-yield 
ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.HTML,
-  output=output)
-while not stderr_queue.empty():
-output = stderr_queue.get()
-yield ipython_pb2.ExecuteResponse(status=ipython_pb2.ERROR,
-  type=ipython_pb2.TEXT,
-  output=output)
-while not png_queue.empty():
-output = png_queue.get()
-yield 
ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.PNG,
-  output=output)
-while not jpeg_queue.empty():
-output = jpeg_queue.get()
-yield 
ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.JPEG,
-  output=output)
-
-# if kernel is not alive (should be same as thread is still alive), 
means that we face
-# an unexpected issue.
-if not self.isKernelAlive() or t.is_alive():
-yield ipython_pb2.ExecuteResponse(status=ipython_pb2.ERROR,
-type=ipython_pb2.TEXT,
-    output="Ipython kernel has 
been stopped. Please check logs. It might be because of an out of memory 
issue.")
-return
-
-while not text_queue.empty():
 
 Review comment:
   Thanks for the explanation, the changes LGTM


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[GitHub] [zeppelin] AyWa commented on a change in pull request #3337: [ZEPPELIN-4090] Ipython queue performance

2019-09-11 Thread GitBox
AyWa commented on a change in pull request #3337: [ZEPPELIN-4090] Ipython queue 
performance
URL: https://github.com/apache/zeppelin/pull/3337#discussion_r323114745
 
 

 ##
 File path: python/src/main/resources/grpc/python/ipython_server.py
 ##
 @@ -94,69 +105,24 @@ def execute_worker():
 t = threading.Thread(name="ConsumerThread", target=execute_worker)
 with self._lock:
 t.start()
-# We want to ensure that the kernel is alive because in case of 
OOM or other errors
-# Execution might be stuck there:
-# 
https://github.com/jupyter/jupyter_client/blob/master/jupyter_client/blocking/client.py#L32
-while t.is_alive() and self.isKernelAlive():
-while not text_queue.empty():
-output = text_queue.get()
-yield 
ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.TEXT,
-  output=output)
-while not html_queue.empty():
-output = html_queue.get()
-yield 
ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.HTML,
-  output=output)
-while not stderr_queue.empty():
-output = stderr_queue.get()
-yield ipython_pb2.ExecuteResponse(status=ipython_pb2.ERROR,
-  type=ipython_pb2.TEXT,
-  output=output)
-while not png_queue.empty():
-output = png_queue.get()
-yield 
ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.PNG,
-  output=output)
-while not jpeg_queue.empty():
-output = jpeg_queue.get()
-yield 
ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.JPEG,
-  output=output)
-
-# if kernel is not alive (should be same as thread is still alive), 
means that we face
-# an unexpected issue.
-if not self.isKernelAlive() or t.is_alive():
-yield ipython_pb2.ExecuteResponse(status=ipython_pb2.ERROR,
-type=ipython_pb2.TEXT,
-    output="Ipython kernel has 
been stopped. Please check logs. It might be because of an out of memory 
issue.")
-return
-
-while not text_queue.empty():
 
 Review comment:
   So the refactor I did, move all the logic in a single loop condition. So we 
do not need to have multiple time the similar code (in the main loop and 
outside of it)
   
   It is line 
https://github.com/apache/zeppelin/pull/3337/files#diff-9abe0e14503875941f3276b5f7743c46R113
   
   until the queue is not empty we will not leave the main loop: `while 
(t.is_alive() and self.isKernelAlive()) or not stream_reply_queue.empty():
`
   
   Let me know if it makes sense or if I miss something
   


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[GitHub] [zeppelin] AyWa commented on a change in pull request #3337: [ZEPPELIN-4090] Ipython queue performance

2019-09-11 Thread GitBox
AyWa commented on a change in pull request #3337: [ZEPPELIN-4090] Ipython queue 
performance
URL: https://github.com/apache/zeppelin/pull/3337#discussion_r323114745
 
 

 ##
 File path: python/src/main/resources/grpc/python/ipython_server.py
 ##
 @@ -94,69 +105,24 @@ def execute_worker():
 t = threading.Thread(name="ConsumerThread", target=execute_worker)
 with self._lock:
 t.start()
-# We want to ensure that the kernel is alive because in case of 
OOM or other errors
-# Execution might be stuck there:
-# 
https://github.com/jupyter/jupyter_client/blob/master/jupyter_client/blocking/client.py#L32
-while t.is_alive() and self.isKernelAlive():
-while not text_queue.empty():
-output = text_queue.get()
-yield 
ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.TEXT,
-  output=output)
-while not html_queue.empty():
-output = html_queue.get()
-yield 
ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.HTML,
-  output=output)
-while not stderr_queue.empty():
-output = stderr_queue.get()
-yield ipython_pb2.ExecuteResponse(status=ipython_pb2.ERROR,
-  type=ipython_pb2.TEXT,
-  output=output)
-while not png_queue.empty():
-output = png_queue.get()
-yield 
ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.PNG,
-  output=output)
-while not jpeg_queue.empty():
-output = jpeg_queue.get()
-yield 
ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.JPEG,
-  output=output)
-
-# if kernel is not alive (should be same as thread is still alive), 
means that we face
-# an unexpected issue.
-if not self.isKernelAlive() or t.is_alive():
-yield ipython_pb2.ExecuteResponse(status=ipython_pb2.ERROR,
-type=ipython_pb2.TEXT,
-    output="Ipython kernel has 
been stopped. Please check logs. It might be because of an out of memory 
issue.")
-return
-
-while not text_queue.empty():
 
 Review comment:
   So the refactor I did, move all the logic in a single loop condition. So we 
do not need to have multiple time the similar code (in the main loop and 
outside of it)
   
   It is line 
https://github.com/apache/zeppelin/pull/3337/files#diff-9abe0e14503875941f3276b5f7743c46R113
   
   until the queue is not empty we will not leave the main loop: `while 
(t.is_alive() and self.isKernelAlive()) or not stream_reply_queue.empty():
`
   
   Let me know if it makes sense
   


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[GitHub] [zeppelin] AyWa commented on a change in pull request #3337: [ZEPPELIN-4090] Ipython queue performance

2019-09-11 Thread GitBox
AyWa commented on a change in pull request #3337: [ZEPPELIN-4090] Ipython queue 
performance
URL: https://github.com/apache/zeppelin/pull/3337#discussion_r323114745
 
 

 ##
 File path: python/src/main/resources/grpc/python/ipython_server.py
 ##
 @@ -94,69 +105,24 @@ def execute_worker():
 t = threading.Thread(name="ConsumerThread", target=execute_worker)
 with self._lock:
 t.start()
-# We want to ensure that the kernel is alive because in case of 
OOM or other errors
-# Execution might be stuck there:
-# 
https://github.com/jupyter/jupyter_client/blob/master/jupyter_client/blocking/client.py#L32
-while t.is_alive() and self.isKernelAlive():
-while not text_queue.empty():
-output = text_queue.get()
-yield 
ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.TEXT,
-  output=output)
-while not html_queue.empty():
-output = html_queue.get()
-yield 
ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.HTML,
-  output=output)
-while not stderr_queue.empty():
-output = stderr_queue.get()
-yield ipython_pb2.ExecuteResponse(status=ipython_pb2.ERROR,
-  type=ipython_pb2.TEXT,
-  output=output)
-while not png_queue.empty():
-output = png_queue.get()
-yield 
ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.PNG,
-  output=output)
-while not jpeg_queue.empty():
-output = jpeg_queue.get()
-yield 
ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.JPEG,
-  output=output)
-
-# if kernel is not alive (should be same as thread is still alive), 
means that we face
-# an unexpected issue.
-if not self.isKernelAlive() or t.is_alive():
-yield ipython_pb2.ExecuteResponse(status=ipython_pb2.ERROR,
-type=ipython_pb2.TEXT,
-    output="Ipython kernel has 
been stopped. Please check logs. It might be because of an out of memory 
issue.")
-return
-
-while not text_queue.empty():
 
 Review comment:
   So the refactor I did, move all the logic in a single loop condition. So we 
do not need to have multiple time the similar code (in the main loop and 
outside of it)
   
   It is line 
https://github.com/apache/zeppelin/pull/3337/files#diff-9abe0e14503875941f3276b5f7743c46R113
   
   until the queue is not empty we will not leave the main loop: `while 
(t.is_alive() and self.isKernelAlive()) or not stream_reply_queue.empty():
`
   
   


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[GitHub] [zeppelin] zjffdu commented on a change in pull request #3337: [ZEPPELIN-4090] Ipython queue performance

2019-09-11 Thread GitBox
zjffdu commented on a change in pull request #3337: [ZEPPELIN-4090] Ipython 
queue performance
URL: https://github.com/apache/zeppelin/pull/3337#discussion_r323113571
 
 

 ##
 File path: python/src/main/resources/grpc/python/ipython_server.py
 ##
 @@ -94,69 +105,24 @@ def execute_worker():
 t = threading.Thread(name="ConsumerThread", target=execute_worker)
 with self._lock:
 t.start()
-# We want to ensure that the kernel is alive because in case of 
OOM or other errors
-# Execution might be stuck there:
-# 
https://github.com/jupyter/jupyter_client/blob/master/jupyter_client/blocking/client.py#L32
-while t.is_alive() and self.isKernelAlive():
-while not text_queue.empty():
-output = text_queue.get()
-yield 
ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.TEXT,
-  output=output)
-while not html_queue.empty():
-output = html_queue.get()
-yield 
ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.HTML,
-  output=output)
-while not stderr_queue.empty():
-output = stderr_queue.get()
-yield ipython_pb2.ExecuteResponse(status=ipython_pb2.ERROR,
-  type=ipython_pb2.TEXT,
-  output=output)
-while not png_queue.empty():
-output = png_queue.get()
-yield 
ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.PNG,
-  output=output)
-while not jpeg_queue.empty():
-output = jpeg_queue.get()
-yield 
ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.JPEG,
-  output=output)
-
-# if kernel is not alive (should be same as thread is still alive), 
means that we face
-# an unexpected issue.
-if not self.isKernelAlive() or t.is_alive():
-yield ipython_pb2.ExecuteResponse(status=ipython_pb2.ERROR,
-type=ipython_pb2.TEXT,
-    output="Ipython kernel has 
been stopped. Please check logs. It might be because of an out of memory 
issue.")
-return
-
-while not text_queue.empty():
 
 Review comment:
   Why removing these ? Will this cause data lose if this queue is not empty ? 


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[GitHub] [zeppelin] AyWa commented on issue #3337: [ZEPPELIN-4090] Ipython queue performance

2019-09-11 Thread GitBox
AyWa commented on issue #3337: [ZEPPELIN-4090] Ipython queue performance
URL: https://github.com/apache/zeppelin/pull/3337#issuecomment-530264254
 
 
   @zjffdu it was a bit longer than I expected, because I failed to rebased 
properly, but now everything is alright and ready to be reviewed.
   
   I think all test are passing now 
https://travis-ci.org/AyWa/zeppelin/builds/583492141 (only one is still in 
progress but should be alright)


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[GitHub] [zeppelin] AyWa edited a comment on issue #3337: [ZEPPELIN-4090] Ipython queue performance

2019-09-10 Thread GitBox
AyWa edited a comment on issue #3337: [ZEPPELIN-4090] Ipython queue performance
URL: https://github.com/apache/zeppelin/pull/3337#issuecomment-529808863
 
 
   @zjffdu thank you to ping me
   I am working on it and I just rebased and fixed the new conflict. 
   I will ping you when test are passing


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[GitHub] [zeppelin] AyWa commented on issue #3337: [ZEPPELIN-4090] Ipython queue performance

2019-09-10 Thread GitBox
AyWa commented on issue #3337: [ZEPPELIN-4090] Ipython queue performance
URL: https://github.com/apache/zeppelin/pull/3337#issuecomment-529808863
 
 
   @zjffdu thank you to ping me, working on it and just rebase and fixed the 
new conflict. 
   I will ping you when test are passing


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[GitHub] [zeppelin] zjffdu commented on issue #3337: [ZEPPELIN-4090] Ipython queue performance

2019-09-10 Thread GitBox
zjffdu commented on issue #3337: [ZEPPELIN-4090] Ipython queue performance
URL: https://github.com/apache/zeppelin/pull/3337#issuecomment-529806141
 
 
   ping @AyWa 


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[GitHub] [zeppelin] asfgit closed pull request #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and execute for Ipython

2019-09-08 Thread GitBox
asfgit closed pull request #3336: [ZEPPELIN-4091] Fix concurrent autocomplete 
and execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336
 
 
   


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[GitHub] [zeppelin] zjffdu commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and execute for Ipython

2019-09-07 Thread GitBox
zjffdu commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete 
and execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-529109567
 
 
   Thanks, I will merge it soon


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[GitHub] [zeppelin] AyWa commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and execute for Ipython

2019-09-07 Thread GitBox
AyWa commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and 
execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-529109440
 
 
   Yeah, I don't know why it is not shown in the pr. It was shown until I fix 
the conflict yesterday.
   https://travis-ci.org/AyWa/zeppelin/builds/581966561


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[GitHub] [zeppelin] zjffdu commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and execute for Ipython

2019-09-07 Thread GitBox
zjffdu commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete 
and execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-529109028
 
 
   @AyWa where is the travis link ? Have you configured your travis ? It is 
weird that there's on travis CI link here. 


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[GitHub] [zeppelin] AyWa commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and execute for Ipython

2019-09-07 Thread GitBox
AyWa commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and 
execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-529085991
 
 
   I rebased and test succeeded. 


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[GitHub] [zeppelin] zjffdu commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and execute for Ipython

2019-09-06 Thread GitBox
zjffdu commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete 
and execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-529064509
 
 
   @AyWa There's some flaky test, let me know if you doubt the failed test is 
not related


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[GitHub] [zeppelin] AyWa commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and execute for Ipython

2019-09-06 Thread GitBox
AyWa commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and 
execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-528911244
 
 
   Yes, I just could not see the trigger. But I checked and the build fail. I 
will have a look


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[GitHub] [zeppelin] zjffdu commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and execute for Ipython

2019-09-06 Thread GitBox
zjffdu commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete 
and execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-528759253
 
 
   Did you configure your travis ? 
https://zeppelin.apache.org/contribution/contributions.html#continuous-integration


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[GitHub] [zeppelin] AyWa commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and execute for Ipython

2019-09-06 Thread GitBox
AyWa commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and 
execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-528757868
 
 
   No problem :) by the way, the CI changed ? do I need to setup something ?


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[GitHub] [zeppelin] zjffdu commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and execute for Ipython

2019-09-06 Thread GitBox
zjffdu commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete 
and execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-528757130
 
 
   Thanks @AyWa , I am sorry that I forget to merge it. I will merge it after 
the CI completed


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[GitHub] [zeppelin] AyWa commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and execute for Ipython

2019-09-06 Thread GitBox
AyWa commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and 
execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-528752013
 
 
   @zjffdu I rebased because it has conflict. i think it was LGTM but not 
merge. Shall I work on something to make it to master ?


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[jira] [Created] (ZEPPELIN-4118) please document all requirements for ipython in 0.8.0 documentation

2019-04-11 Thread Charles Hedrick (JIRA)
Charles Hedrick created ZEPPELIN-4118:
-

 Summary: please document all requirements for ipython in 0.8.0 
documentation
 Key: ZEPPELIN-4118
 URL: https://issues.apache.org/jira/browse/ZEPPELIN-4118
 Project: Zeppelin
  Issue Type: Bug
  Components: documentation
Affects Versions: 0.8.0
Reporter: Charles Hedrick


I'm using 0.8.0, with Hortonworks. I had been unable to get ipython to work. 
The logs are not helpful. The ipython just exits, status 1.

It turns out I was missing protobuf, a requirement that is not documented.

The copy in master checks for ipykernel, jupyter-client, ipython, grpcio, and 
protobuf, and warns if they aren't present. The 0.8.0 version does not, at 
least not for protobuf. 

However a prominent warning in the documentation would help a lot.

 



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[jira] [Created] (ZEPPELIN-4114) The Python interpreter crashes when Conda is used in combination with iPython in Zeppelin v0.8.1

2019-04-10 Thread Peter Moorthamer (JIRA)
Peter Moorthamer created ZEPPELIN-4114:
--

 Summary: The Python interpreter crashes when Conda is used in 
combination with iPython in Zeppelin v0.8.1
 Key: ZEPPELIN-4114
 URL: https://issues.apache.org/jira/browse/ZEPPELIN-4114
 Project: Zeppelin
  Issue Type: Bug
  Components: python-interpreter
Affects Versions: 0.8.1
Reporter: Peter Moorthamer


Running a notebook with the following 2 paragraphs will cause a crash of the 
Python interpreter:

{{%python.conda}}

{{activate base}}

 

{{%python.ipython}}
{{import sys}}

{{print(sys.version)}}

 

Exception:

io.grpc.StatusRuntimeException: UNAVAILABLE at 
io.grpc.Status.asRuntimeException(Status.java:543) at 
io.grpc.stub.ClientCalls$StreamObserverToCallListenerAdapter.onClose(ClientCalls.java:395)
 at io.grpc.internal.ClientCallImpl.closeObserver(ClientCallImpl.java:426) at 
io.grpc.internal.ClientCallImpl.access$100(ClientCallImpl.java:76) at 
io.grpc.internal.ClientCallImpl$ClientStreamListenerImpl.close(ClientCallImpl.java:512)
 at 
io.grpc.internal.ClientCallImpl$ClientStreamListenerImpl.access$700(ClientCallImpl.java:429)
 at 
io.grpc.internal.ClientCallImpl$ClientStreamListenerImpl$1StreamClosed.runInContext(ClientCallImpl.java:544)
 at io.grpc.internal.ContextRunnable.run(ContextRunnable.java:52) at 
io.grpc.internal.SerializingExecutor.run(SerializingExecutor.java:117) at 
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) 
at 
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) 
at java.lang.Thread.run(Thread.java:748) Caused by: 
io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection refused: 
/127.0.0.1:43307 at sun.nio.ch.SocketChannelImpl.checkConnect(Native Method) at 
sun.nio.ch.SocketChannelImpl.finishConnect(SocketChannelImpl.java:717) at 
io.netty.channel.socket.nio.NioSocketChannel.doFinishConnect(NioSocketChannel.java:352)
 at 
io.netty.channel.nio.AbstractNioChannel$AbstractNioUnsafe.finishConnect(AbstractNioChannel.java:340)
 at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:632) 
at 
io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:579)
 at 
io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:496) at 
io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:458) at 
io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:858)
 at 
io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:138)
 ... 1 more

Caused by: java.net.ConnectException: Connection refused ... 11 more

 

None of the Python notebooks are working after this exception has occurred.

 

The same error can be reproduced in the standard Zeppelin 0.8.1 installation 
and in the Zeppelin 0.8.1 installation with Docker.

 

The grpcio Python package is causing the trouble. 

When installing the iPython dependencies (including grpcio) on Zeppelin 0.8.0, 
the same issue is introduced.

 

We really need this functionality.  Can you please try to fix this issue.  
Thanks.

We have done some testing with different versions of the grpicio Python package 
but none of them are working.

 

 

 



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[GitHub] [zeppelin] AyWa commented on issue #3337: [ZEPPELIN-4090] Ipython queue performance

2019-04-10 Thread GitBox
AyWa commented on issue #3337: [ZEPPELIN-4090] Ipython queue performance
URL: https://github.com/apache/zeppelin/pull/3337#issuecomment-481575952
 
 
   Will try to rebase and fix this pr in the coming week :)


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[GitHub] [zeppelin] zjffdu commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and execute for Ipython

2019-04-03 Thread GitBox
zjffdu commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete 
and execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-479715787
 
 
   LGTM, will merge if no more comment


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[GitHub] [zeppelin] AyWa commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and execute for Ipython

2019-04-03 Thread GitBox
AyWa commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and 
execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-479702958
 
 
   Should I do something else on this side ?


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[GitHub] [zeppelin] AyWa edited a comment on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and execute for Ipython

2019-03-31 Thread GitBox
AyWa edited a comment on issue #3336: [ZEPPELIN-4091] Fix concurrent 
autocomplete and execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-478428352
 
 
   @zjffdu Thank you, the OOM fix for the test is working well: 
https://travis-ci.org/AyWa/zeppelin/builds/513921618
   
   (one test was failed but second time works fine)


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[GitHub] [zeppelin] AyWa commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and execute for Ipython

2019-03-31 Thread GitBox
AyWa commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and 
execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-478428352
 
 
   @zjffdu Thank you, the OOM fix for the test is working well: 
https://travis-ci.org/AyWa/zeppelin/builds/513921618


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[GitHub] [zeppelin] zjffdu removed a comment on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and execute for Ipython

2019-03-31 Thread GitBox
zjffdu removed a comment on issue #3336: [ZEPPELIN-4091] Fix concurrent 
autocomplete and execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-478341454
 
 
   @AyWa I have fixed OOM issue in 
https://github.com/apache/zeppelin/commit/1a8667c655bb848fd2d07e1fe94092190454a5dd
   You can try rebase it 


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[GitHub] [zeppelin] zjffdu commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and execute for Ipython

2019-03-31 Thread GitBox
zjffdu commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete 
and execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-478341426
 
 
   @AyWa I have fixed OOM issue in 
https://github.com/apache/zeppelin/commit/1a8667c655bb848fd2d07e1fe94092190454a5dd
   You can try rebase it 


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[GitHub] [zeppelin] zjffdu commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete and execute for Ipython

2019-03-31 Thread GitBox
zjffdu commented on issue #3336: [ZEPPELIN-4091] Fix concurrent autocomplete 
and execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-478341454
 
 
   @AyWa I have fixed OOM issue in 
https://github.com/apache/zeppelin/commit/1a8667c655bb848fd2d07e1fe94092190454a5dd
   You can try rebase it 


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[GitHub] [zeppelin] asfgit closed pull request #3339: [ZEPPELIN-4089] handle ipython kernel crash

2019-03-26 Thread GitBox
asfgit closed pull request #3339: [ZEPPELIN-4089] handle ipython kernel crash
URL: https://github.com/apache/zeppelin/pull/3339
 
 
   


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[jira] [Created] (ZEPPELIN-4091) Ipython hang when concurrent auto complete / run

2019-03-26 Thread marc hurabielle (JIRA)
marc hurabielle created ZEPPELIN-4091:
-

 Summary: Ipython hang when concurrent auto complete / run
 Key: ZEPPELIN-4091
 URL: https://issues.apache.org/jira/browse/ZEPPELIN-4091
 Project: Zeppelin
  Issue Type: Sub-task
Reporter: marc hurabielle
Assignee: marc hurabielle


Ipython / ipython server has a problem when concurrent execution and auto 
complete are execute in same time / parallel. It can make a paragraph hang 
forever (until restart of the ipython server). Maybe related to 
[https://github.com/jupyter/jupyter_client/issues/429]

Overall most of those bug might be related also to some jupyter_client bug or 
wrong usage.
However, those are the action item:
 * synchronize auto complete / paragraph execution for now



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[jira] [Created] (ZEPPELIN-4090) Ipython CPU / queue improvement

2019-03-26 Thread marc hurabielle (JIRA)
marc hurabielle created ZEPPELIN-4090:
-

 Summary: Ipython CPU / queue improvement
 Key: ZEPPELIN-4090
 URL: https://issues.apache.org/jira/browse/ZEPPELIN-4090
 Project: Zeppelin
  Issue Type: Sub-task
Reporter: marc hurabielle
Assignee: marc hurabielle


Ipython / ipython server has currently a problem of High cpu usage. The loop 
that read from the pub/sub should not try to read everytimes the pub sub. It 
Needs to be debounce.

those are the action item:
 * sleep time to time when there is no message in pub/sub
 * Use only one queue instead of 3



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[GitHub] [zeppelin] AyWa commented on issue #3339: [ZEPPELIN-4089] handle ipython kernel crash

2019-03-26 Thread GitBox
AyWa commented on issue #3339: [ZEPPELIN-4089] handle ipython kernel crash
URL: https://github.com/apache/zeppelin/pull/3339#issuecomment-476569603
 
 
   @zjffdu updated the jira for this pr. 


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[jira] [Created] (ZEPPELIN-4089) Execution hang after ipython kernel die

2019-03-26 Thread marc hurabielle (JIRA)
marc hurabielle created ZEPPELIN-4089:
-

 Summary: Execution hang after ipython kernel die
 Key: ZEPPELIN-4089
 URL: https://issues.apache.org/jira/browse/ZEPPELIN-4089
 Project: Zeppelin
  Issue Type: Sub-task
Reporter: marc hurabielle
Assignee: marc hurabielle


When an ipython paragraph is running, and the ipython kernel is dying. (like an 
out of memory), the interpreter will hang and never complete the execution.



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[GitHub] [zeppelin] AyWa commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash

2019-03-26 Thread GitBox
AyWa commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash
URL: https://github.com/apache/zeppelin/pull/3339#issuecomment-476549536
 
 
   Yeah sure. I will create subtask for my 3 pr. (for now they all share the 
same jira issue )


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[GitHub] [zeppelin] zjffdu edited a comment on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash

2019-03-26 Thread GitBox
zjffdu edited a comment on issue #3339: [ZEPPELIN-4078] handle ipython kernel 
crash
URL: https://github.com/apache/zeppelin/pull/3339#issuecomment-476545011
 
 
   @AyWa Before I merge it, could you create a dedicated ticket for this PR ? I 
found you have 2 PRs for the same ticket ZEPPELIN-4078


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[GitHub] [zeppelin] zjffdu commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash

2019-03-26 Thread GitBox
zjffdu commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash
URL: https://github.com/apache/zeppelin/pull/3339#issuecomment-476545011
 
 
   @AyWa Before I merge it, could you create a dedicated ticket for this PR. I 
found you have 2 PRs for the same ticket ZEPPELIN-4078


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[GitHub] [zeppelin] AyWa commented on a change in pull request #3337: [ZEPPELIN-4078] Ipython queue performance

2019-03-24 Thread GitBox
AyWa commented on a change in pull request #3337: [ZEPPELIN-4078] Ipython queue 
performance
URL: https://github.com/apache/zeppelin/pull/3337#discussion_r268481246
 
 

 ##
 File path: python/src/main/resources/grpc/python/ipython_server.py
 ##
 @@ -52,24 +52,19 @@ def execute(self, request, context):
 print("execute code:\n")
 print(request.code.encode('utf-8'))
 sys.stdout.flush()
-stdout_queue = queue.Queue(maxsize = 10)
-stderr_queue = queue.Queue(maxsize = 10)
-image_queue = queue.Queue(maxsize = 5)
-
+stream_reply_queue = queue.Queue(maxsize = 20)
 
 Review comment:
   When the queue is full , Add element to the queue is a blocking call, so 
message will just be delay. 
   It could be also related to how the `execute_interactive` from 
`jupyter_client` is implemented. But there is no timeout so far: 
https://github.com/jupyter/jupyter_client/blob/44980c13680f4e4226cf25f199ce4e4bb6e11296/jupyter_client/blocking/client.py#L338
   and they are using queue under the hood too. So even with many message to 
handle, it will just bring some slow down.
   
   (relative slow down, because `while not stream_reply_queue.empty():` is 
likely to never stop when there is a lot of message to process.) So thats why 
there is at most `0.05sc` delay compare to before. (but with less cpu usage, so 
likely to be faster at the end) 
   
   


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[GitHub] [zeppelin] zjffdu commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash

2019-03-24 Thread GitBox
zjffdu commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash
URL: https://github.com/apache/zeppelin/pull/3339#issuecomment-475966122
 
 
   Thanks @AyWa The unit test is very helpful 


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[GitHub] [zeppelin] AyWa commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash

2019-03-24 Thread GitBox
AyWa commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash
URL: https://github.com/apache/zeppelin/pull/3339#issuecomment-475933364
 
 
   @zjffdu Hi, 
   I just found a way to test it: 
https://github.com/apache/zeppelin/pull/3339/commits/f37d5f95dcaab07fdab08d9e1f03265896d02e68
   
   I find the kernel pid and kill it from the "running" paragraph.
   
   the test succeed on this branch but hang / fail on master. 
   
   This is the only way I found (without docker)


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[GitHub] [zeppelin] felixcheung commented on a change in pull request #3337: [ZEPPELIN-4078] Ipython queue performance

2019-03-23 Thread GitBox
felixcheung commented on a change in pull request #3337: [ZEPPELIN-4078] 
Ipython queue performance
URL: https://github.com/apache/zeppelin/pull/3337#discussion_r268418796
 
 

 ##
 File path: python/src/main/resources/grpc/python/ipython_server.py
 ##
 @@ -52,24 +52,19 @@ def execute(self, request, context):
 print("execute code:\n")
 print(request.code.encode('utf-8'))
 sys.stdout.flush()
-stdout_queue = queue.Queue(maxsize = 10)
-stderr_queue = queue.Queue(maxsize = 10)
-image_queue = queue.Queue(maxsize = 5)
-
+stream_reply_queue = queue.Queue(maxsize = 20)
 
 Review comment:
   ok, what happens when the queue is full?


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[GitHub] [zeppelin] AyWa commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash

2019-03-22 Thread GitBox
AyWa commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash
URL: https://github.com/apache/zeppelin/pull/3339#issuecomment-475551747
 
 
   Just think that maybe we could just kill the ipython kernel, like finding 
pid. Might be easier for unit test ?


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[GitHub] [zeppelin] AyWa commented on issue #3336: [ZEPPELIN-4078] Fix concurrent autocomplete and execute for Ipython

2019-03-22 Thread GitBox
AyWa commented on issue #3336: [ZEPPELIN-4078] Fix concurrent autocomplete and 
execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-475549925
 
 
   I am kind of lost with the test...:
   - I ran my fix, without the new test -> all the test pass on the ci
   - I ran my fix, with the new test - > always some failure (seems like `GC or 
out of memory or timeout)
   - I ran my fix, with a test, that is not testing the fix (like no concurrent 
call) -> fail again
   
   So i think the problem is not related to the fix itself, but more like an 
issue with the test:
   - `ExecutorService pool = Executors.newFixedThreadPool(2); `make the GC / 
OOM`  ?
   - running then auto complete make some issue ? 
   
   I will try to push the same code without executor / thread to see if it is 
working, then try to thread it again :/ 


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[GitHub] [zeppelin] AyWa commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash

2019-03-22 Thread GitBox
AyWa commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash
URL: https://github.com/apache/zeppelin/pull/3339#issuecomment-475520540
 
 
   Yeah indeed, it require docker to do so :/
   
   Before using docker I tried to so similar things but without success.  I 
think the problem is that the memory issue is coming from the ipython kernel. 
(so it will not be the same process as far as I understand and I didnt find 
option to set memory limit in the kernel)
   
   However let me try with the link you shared.


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[GitHub] [zeppelin] zjffdu commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash

2019-03-22 Thread GitBox
zjffdu commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash
URL: https://github.com/apache/zeppelin/pull/3339#issuecomment-475519159
 
 
   Thanks @AyWa , but it seems not easy to do unit test. I find this post which 
might be helpful. Do you mind to try this ? 
https://stackoverflow.com/questions/16779497/how-to-set-memory-limit-for-thread-or-process-in-python
   


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[GitHub] [zeppelin] AyWa commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash

2019-03-22 Thread GitBox
AyWa commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash
URL: https://github.com/apache/zeppelin/pull/3339#issuecomment-475516201
 
 
   @zjffdu Hi, 
   I just push an example with docker. 
https://github.com/apache/zeppelin/commit/c9ec0335cd2fd93476cee31ba99b6dc157face0d
   
   So if you run that:
   in `zeppelin/python/src/main/resources/grpc` run `docker build -t 
my-python-app . && docker run -m 1g --memory-swap 1g -p 50053:50053 
my-python-app`
   It will install the dependencies of the zeppelin ipython server, and then 
run the grpc server on port `50053`. And we put a docker limit of `1g` so we 
can test the `OOM`
   Then run in `zeppelin/python/src/main/resources/grpc`:
   `python3 python/ipython_client_OOM.py`
   
   With this pr you should see something like: (both client and server 
terminate)
   ```
   output:14
   
   output:15
   
   output:16
   
   output:17
   
   output:18
   
   output:Ipython kernel has been stopped. Please check logs. It might be 
because of an out of memory issue.
   status: ERROR
   output: "Ipython kernel has been stopped. Please check logs. It might be 
because of an out of memory issue."
   ```
   
   On master you will have: (both client and server hanging)
   ```
   output:18
   ```


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[GitHub] [zeppelin] AyWa commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash

2019-03-21 Thread GitBox
AyWa commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash
URL: https://github.com/apache/zeppelin/pull/3339#issuecomment-475257022
 
 
   Yeah an out of memory will do the trick. I Could reproduce with a docker 
running the ipython server with a memory limit. I will push it tomorrow.


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[GitHub] [zeppelin] zjffdu commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash

2019-03-21 Thread GitBox
zjffdu commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash
URL: https://github.com/apache/zeppelin/pull/3339#issuecomment-475236454
 
 
   @AyWa Do you know how to create such scenario (ipython server not die but 
ipython kernel die) ?


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[GitHub] [zeppelin] AyWa commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash

2019-03-21 Thread GitBox
AyWa commented on issue #3339: [ZEPPELIN-4078] handle ipython kernel crash
URL: https://github.com/apache/zeppelin/pull/3339#issuecomment-475169528
 
 
   I want to bring unit test for that. However the easiest way is to use a 
docker image with a limit of memory. Wonder if it will be easy to intergrate 
with the current ci / test pipeline.


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[GitHub] [zeppelin] AyWa commented on a change in pull request #3339: [ZEPPELIN-4078] handle ipython kernel crash

2019-03-21 Thread GitBox
AyWa commented on a change in pull request #3339: [ZEPPELIN-4078] handle 
ipython kernel crash
URL: https://github.com/apache/zeppelin/pull/3339#discussion_r267684636
 
 

 ##
 File path: python/src/main/resources/grpc/python/ipython_server.py
 ##
 @@ -146,10 +160,16 @@ def serve(port):
 server.start()
 ipython.start()
 try:
-while True:
-time.sleep(_ONE_DAY_IN_SECONDS)
+while ipython.isKernelAlive():
 
 Review comment:
   We have multiple options when we figure out that the kernel die:
   - return an error then kill the process (this pr is doing that)
   - restart the kernel ?
   
   The challenge with 1, is that we maybe need to add a new status to the 
`status` grpc method. like `shutdown`. We can check this status before running 
like in the `checkIpythonProcessAndRestartIfDead` 
   
   The challenge with 2 is that our execute thread will always be stuck. and we 
might have no way to kill it.  


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[GitHub] [zeppelin] AyWa opened a new pull request #3339: [ZEPPELIN-4078] handle ipython kernel crash

2019-03-21 Thread GitBox
AyWa opened a new pull request #3339: [ZEPPELIN-4078] handle ipython kernel 
crash
URL: https://github.com/apache/zeppelin/pull/3339
 
 
   ### What is this PR for?
   
   The pr is the last fix of the `ZEPPELIN-4078` It will aims to notify user 
when ipython kernel crash. Indeed, right now, execution will be stuck forever 
when ipython kernel crash.
   
   ### What type of PR is it?
   Bug Fix
   
   ### Todos
   * [x] - logic to check kernel status 
   * [ ] - decide what to do when we spot the failure
   * [ ] - test
   
   ### What is the Jira issue?
   It is one part of the jira issue. Other fix will come soon
   https://issues.apache.org/jira/browse/ZEPPELIN-4078
   
   ### How should this be tested?
   * First time? Setup Travis CI as described on 
https://zeppelin.apache.org/contribution/contributions.html#continuous-integration
   * Strongly recommended: add automated unit tests for any new or changed 
behavior
   * Outline any manual steps to test the PR here.
   
   ### Screenshots (if appropriate)
   
   ### Questions:
   * Does the licenses files need update? no
   * Is there breaking changes for older versions? no
   * Does this needs documentation? no
   


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[GitHub] [zeppelin] AyWa commented on issue #3336: [ZEPPELIN-4078] Fix concurrent autocomplete and execute for Ipython

2019-03-21 Thread GitBox
AyWa commented on issue #3336: [ZEPPELIN-4078] Fix concurrent autocomplete and 
execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-475155124
 
 
   Okay thx. I will try to remove my test to see if the instability is coming 
from my test or the fix. lets see. :)


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[GitHub] [zeppelin] zjffdu commented on issue #3336: [ZEPPELIN-4078] Fix concurrent autocomplete and execute for Ipython

2019-03-21 Thread GitBox
zjffdu commented on issue #3336: [ZEPPELIN-4078] Fix concurrent autocomplete 
and execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-475145728
 
 
   @AyWa You can rebuild it again, if it still happens, then most likely due to 
your PR.


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[GitHub] [zeppelin] AyWa commented on issue #3336: [ZEPPELIN-4078] Fix concurrent autocomplete and execute for Ipython

2019-03-21 Thread GitBox
AyWa commented on issue #3336: [ZEPPELIN-4078] Fix concurrent autocomplete and 
execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-475143484
 
 
   @Leemoonsoo 
   Seems like my ci is still failing.
   
   I got error:
   ```
   ests run: 9, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 818.986 sec 
<<< FAILURE! - in org.apache.zeppelin.spark.IPySparkInterpreterTest
   testZeppelinContext(org.apache.zeppelin.spark.IPySparkInterpreterTest)  Time 
elapsed: 72.083 sec  <<< ERROR!
   java.lang.OutOfMemoryError: GC overhead limit exceeded
at java.util.jar.Attributes.read(Attributes.java:394)
at java.util.jar.Manifest.read(Manifest.java:199)
at java.util.jar.Manifest.(Manifest.java:69)
at java.util.jar.JarFile.getManifestFromReference(JarFile.java:199)
at java.util.jar.JarFile.getManifest(JarFile.java:180)
at sun.misc.URLClassPath$JarLoader$2.getManifest(URLClassPath.java:981)
at java.net.URLClassLoader.defineClass(URLClassLoader.java:450)
at java.net.URLClassLoader.access$100(URLClassLoader.java:73)
at java.net.URLClassLoader$1.run(URLClassLoader.java:368)
at java.net.URLClassLoader$1.run(URLClassLoader.java:362)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:361)
at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:335)
at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
at 
scala.tools.nsc.interpreter.IMain.scala$tools$nsc$interpreter$IMain$$_initialize(IMain.scala:138)
at 
scala.tools.nsc.interpreter.IMain.initializeSynchronous(IMain.scala:154)
at 
org.apache.zeppelin.spark.SparkScala211Interpreter.open(SparkScala211Interpreter.scala:85)
at 
org.apache.zeppelin.spark.NewSparkInterpreter.open(NewSparkInterpreter.java:106)
at 
org.apache.zeppelin.spark.SparkInterpreter.open(SparkInterpreter.java:66)
at 
org.apache.zeppelin.interpreter.LazyOpenInterpreter.open(LazyOpenInterpreter.java:69)
at 
org.apache.zeppelin.interpreter.Interpreter.getInterpreterInTheSameSessionByClassName(Interpreter.java:354)
at 
org.apache.zeppelin.interpreter.Interpreter.getInterpreterInTheSameSessionByClassName(Interpreter.java:365)
at 
org.apache.zeppelin.spark.IPySparkInterpreter.open(IPySparkInterpreter.java:52)
at 
org.apache.zeppelin.interpreter.LazyOpenInterpreter.open(LazyOpenInterpreter.java:69)
at 
org.apache.zeppelin.spark.IPySparkInterpreterTest.startInterpreter(IPySparkInterpreterTest.java:93)
   ```
   Does it happens sometimes ? or is it related to my pr ?


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[GitHub] [zeppelin] AyWa commented on a change in pull request #3337: [ZEPPELIN-4078] Ipython queue performance

2019-03-21 Thread GitBox
AyWa commented on a change in pull request #3337: [ZEPPELIN-4078] Ipython queue 
performance
URL: https://github.com/apache/zeppelin/pull/3337#discussion_r267648007
 
 

 ##
 File path: python/src/main/resources/grpc/python/ipython_server.py
 ##
 @@ -52,24 +52,19 @@ def execute(self, request, context):
 print("execute code:\n")
 print(request.code.encode('utf-8'))
 sys.stdout.flush()
-stdout_queue = queue.Queue(maxsize = 10)
-stderr_queue = queue.Queue(maxsize = 10)
-image_queue = queue.Queue(maxsize = 5)
-
+stream_reply_queue = queue.Queue(maxsize = 20)
 
 Review comment:
   What about 30 ? 
   The queue is blocking if full, so should be fine isnt ?


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[GitHub] [zeppelin] AyWa commented on a change in pull request #3337: [ZEPPELIN-4078] Ipython queue performance

2019-03-21 Thread GitBox
AyWa commented on a change in pull request #3337: [ZEPPELIN-4078] Ipython queue 
performance
URL: https://github.com/apache/zeppelin/pull/3337#discussion_r267647327
 
 

 ##
 File path: python/src/main/resources/grpc/python/ipython_server.py
 ##
 @@ -52,24 +52,19 @@ def execute(self, request, context):
 print("execute code:\n")
 print(request.code.encode('utf-8'))
 sys.stdout.flush()
-stdout_queue = queue.Queue(maxsize = 10)
-stderr_queue = queue.Queue(maxsize = 10)
-image_queue = queue.Queue(maxsize = 5)
-
+stream_reply_queue = queue.Queue(maxsize = 20)
+payload_reply = []
 def _output_hook(msg):
 msg_type = msg['header']['msg_type']
 content = msg['content']
 if msg_type == 'stream':
-stdout_queue.put(content['text'])
+
stream_reply_queue.put(ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS, 
type=ipython_pb2.TEXT, output=content['text']))
+elif msg_type == 'error':
+
stream_reply_queue.put(ipython_pb2.ExecuteResponse(status=ipython_pb2.ERROR, 
type=ipython_pb2.TEXT, output='\n'.join(content['traceback'])))
 elif msg_type in ('display_data', 'execute_result'):
-stdout_queue.put(content['data'].get('text/plain', ''))
+
stream_reply_queue.put(ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS, 
type=ipython_pb2.TEXT, output=content['data'].get('text/plain', '')))
 if 'image/png' in content['data']:
-image_queue.put(content['data']['image/png'])
-elif msg_type == 'error':
-stderr_queue.put('\n'.join(content['traceback']))
-
-
-payload_reply = []
+
stream_reply_queue.put(ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS, 
type=ipython_pb2.IMAGE, output=content['data']['image/png']))
 
 Review comment:
   Sure let me update that.


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[GitHub] [zeppelin] AyWa commented on a change in pull request #3336: [ZEPPELIN-4078] Fix concurrent autocomplete and execute for Ipython

2019-03-21 Thread GitBox
AyWa commented on a change in pull request #3336: [ZEPPELIN-4078] Fix 
concurrent autocomplete and execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#discussion_r267639690
 
 

 ##
 File path: python/src/main/resources/grpc/python/ipython_server.py
 ##
 @@ -72,29 +76,30 @@ def _output_hook(msg):
 payload_reply = []
 def execute_worker():
 reply = self._kc.execute_interactive(request.code,
-output_hook=_output_hook,
-timeout=TIMEOUT)
+output_hook=_output_hook,
+timeout=TIMEOUT)
 payload_reply.append(reply)
 
 t = threading.Thread(name="ConsumerThread", target=execute_worker)
-t.start()
-
-while t.is_alive():
-while not stdout_queue.empty():
-output = stdout_queue.get()
-yield ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.TEXT,
-  output=output)
-while not stderr_queue.empty():
-output = stderr_queue.get()
-yield ipython_pb2.ExecuteResponse(status=ipython_pb2.ERROR,
-  type=ipython_pb2.TEXT,
-  output=output)
-while not image_queue.empty():
-output = image_queue.get()
-yield ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.IMAGE,
-  output=output)
+with self._lock:
 
 Review comment:
   Indeed, it will. But this is the expected behavior. Right now, if you do an 
other request to the kernel (auto-complete), the `execute_interactive` will 
never complete. 


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[GitHub] [zeppelin] felixcheung commented on a change in pull request #3336: [ZEPPELIN-4078] Fix concurrent autocomplete and execute for Ipython

2019-03-21 Thread GitBox
felixcheung commented on a change in pull request #3336: [ZEPPELIN-4078] Fix 
concurrent autocomplete and execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#discussion_r267638285
 
 

 ##
 File path: python/src/main/resources/grpc/python/ipython_server.py
 ##
 @@ -72,29 +76,30 @@ def _output_hook(msg):
 payload_reply = []
 def execute_worker():
 reply = self._kc.execute_interactive(request.code,
-output_hook=_output_hook,
-timeout=TIMEOUT)
+output_hook=_output_hook,
+timeout=TIMEOUT)
 payload_reply.append(reply)
 
 t = threading.Thread(name="ConsumerThread", target=execute_worker)
-t.start()
-
-while t.is_alive():
-while not stdout_queue.empty():
-output = stdout_queue.get()
-yield ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.TEXT,
-  output=output)
-while not stderr_queue.empty():
-output = stderr_queue.get()
-yield ipython_pb2.ExecuteResponse(status=ipython_pb2.ERROR,
-  type=ipython_pb2.TEXT,
-  output=output)
-while not image_queue.empty():
-output = image_queue.get()
-yield ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS,
-  type=ipython_pb2.IMAGE,
-  output=output)
+with self._lock:
 
 Review comment:
   isn't this going to lock the entire time the thread is running?


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[GitHub] [zeppelin] felixcheung commented on a change in pull request #3337: [ZEPPELIN-4078] Ipython queue performance

2019-03-21 Thread GitBox
felixcheung commented on a change in pull request #3337: [ZEPPELIN-4078] 
Ipython queue performance
URL: https://github.com/apache/zeppelin/pull/3337#discussion_r267638063
 
 

 ##
 File path: python/src/main/resources/grpc/python/ipython_server.py
 ##
 @@ -52,24 +52,19 @@ def execute(self, request, context):
 print("execute code:\n")
 print(request.code.encode('utf-8'))
 sys.stdout.flush()
-stdout_queue = queue.Queue(maxsize = 10)
-stderr_queue = queue.Queue(maxsize = 10)
-image_queue = queue.Queue(maxsize = 5)
-
+stream_reply_queue = queue.Queue(maxsize = 20)
 
 Review comment:
   should maxsize be a bit more?


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[GitHub] [zeppelin] felixcheung commented on a change in pull request #3337: [ZEPPELIN-4078] Ipython queue performance

2019-03-21 Thread GitBox
felixcheung commented on a change in pull request #3337: [ZEPPELIN-4078] 
Ipython queue performance
URL: https://github.com/apache/zeppelin/pull/3337#discussion_r267637879
 
 

 ##
 File path: python/src/main/resources/grpc/python/ipython_server.py
 ##
 @@ -52,24 +52,19 @@ def execute(self, request, context):
 print("execute code:\n")
 print(request.code.encode('utf-8'))
 sys.stdout.flush()
-stdout_queue = queue.Queue(maxsize = 10)
-stderr_queue = queue.Queue(maxsize = 10)
-image_queue = queue.Queue(maxsize = 5)
-
+stream_reply_queue = queue.Queue(maxsize = 20)
+payload_reply = []
 def _output_hook(msg):
 msg_type = msg['header']['msg_type']
 content = msg['content']
 if msg_type == 'stream':
-stdout_queue.put(content['text'])
+
stream_reply_queue.put(ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS, 
type=ipython_pb2.TEXT, output=content['text']))
+elif msg_type == 'error':
+
stream_reply_queue.put(ipython_pb2.ExecuteResponse(status=ipython_pb2.ERROR, 
type=ipython_pb2.TEXT, output='\n'.join(content['traceback'])))
 elif msg_type in ('display_data', 'execute_result'):
-stdout_queue.put(content['data'].get('text/plain', ''))
+
stream_reply_queue.put(ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS, 
type=ipython_pb2.TEXT, output=content['data'].get('text/plain', '')))
 if 'image/png' in content['data']:
-image_queue.put(content['data']['image/png'])
-elif msg_type == 'error':
-stderr_queue.put('\n'.join(content['traceback']))
-
-
-payload_reply = []
+
stream_reply_queue.put(ipython_pb2.ExecuteResponse(status=ipython_pb2.SUCCESS, 
type=ipython_pb2.IMAGE, output=content['data']['image/png']))
 
 Review comment:
   this is a bit long and hard to read? consider refactor 
`stream_reply_queue.put` into a separate line


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[GitHub] [zeppelin] AyWa commented on issue #3336: [ZEPPELIN-4078] Fix concurrent autocomplete and execute for Ipython

2019-03-20 Thread GitBox
AyWa commented on issue #3336: [ZEPPELIN-4078] Fix concurrent autocomplete and 
execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-475073644
 
 
   @Leemoonsoo Thx you for the info, I guess it was because of `new 
Properties()`. i pushed a changed to use `initIntpProperties()` in the test. 
Let's hope it will pass 爛 


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[GitHub] [zeppelin] Leemoonsoo edited a comment on issue #3336: [ZEPPELIN-4078] Fix concurrent autocomplete and execute for Ipython

2019-03-20 Thread GitBox
Leemoonsoo edited a comment on issue #3336: [ZEPPELIN-4078] Fix concurrent 
autocomplete and execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-474924351
 
 
   Thanks @AyWa for the contribution. A test is failing with
   
   ```
   13:09:18,331  INFO org.apache.zeppelin.spark.OldSparkInterpreter:338 - 
-- Create new SparkContext local ---
   13:09:18,335  INFO org.apache.spark.SparkContext:58 - Running Spark version 
1.6.3
   13:09:18,338 ERROR org.apache.spark.SparkContext:95 - Error initializing 
SparkContext.
   org.apache.spark.SparkException: An application name must be set in your 
configuration
at org.apache.spark.SparkContext.(SparkContext.scala:404)
at 
org.apache.zeppelin.spark.OldSparkInterpreter.createSparkContext_1(OldSparkInterpreter.java:426)
at 
org.apache.zeppelin.spark.OldSparkInterpreter.createSparkContext(OldSparkInterpreter.java:321)
at 
org.apache.zeppelin.spark.OldSparkInterpreter.getSparkContext(OldSparkInterpreter.java:139)
at 
org.apache.zeppelin.spark.OldSparkInterpreter.open(OldSparkInterpreter.java:696)
at 
org.apache.zeppelin.spark.SparkInterpreter.open(SparkInterpreter.java:66)
at 
org.apache.zeppelin.interpreter.LazyOpenInterpreter.open(LazyOpenInterpreter.java:69)
at 
org.apache.zeppelin.interpreter.Interpreter.getInterpreterInTheSameSessionByClassName(Interpreter.java:354)
at 
org.apache.zeppelin.interpreter.Interpreter.getInterpreterInTheSameSessionByClassName(Interpreter.java:365)
at 
org.apache.zeppelin.spark.IPySparkInterpreter.open(IPySparkInterpreter.java:52)
at 
org.apache.zeppelin.interpreter.LazyOpenInterpreter.open(LazyOpenInterpreter.java:69)
at 
org.apache.zeppelin.spark.IPySparkInterpreterTest.startInterpreter(IPySparkInterpreterTest.java:93)
at 
org.apache.zeppelin.python.IPythonInterpreterTest.testIpython_shouldNotHang_whenCallingAutoCompleteAndInterpretConcurrently(IPythonInterpreterTest.java:250)
   
   ```
   
   Looks like 
https://github.com/apache/zeppelin/blob/master/spark/interpreter/src/test/java/org/apache/zeppelin/spark/IPySparkInterpreterTest.java#L59
 is somehow not applied on the test. 


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[GitHub] [zeppelin] Leemoonsoo commented on issue #3336: [ZEPPELIN-4078] Fix concurrent autocomplete and execute for Ipython

2019-03-20 Thread GitBox
Leemoonsoo commented on issue #3336: [ZEPPELIN-4078] Fix concurrent 
autocomplete and execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-474924351
 
 
   Thanks @AyWa for the contribution. Looks like a test is failing with
   
   ```
   13:09:18,331  INFO org.apache.zeppelin.spark.OldSparkInterpreter:338 - 
-- Create new SparkContext local ---
   13:09:18,335  INFO org.apache.spark.SparkContext:58 - Running Spark version 
1.6.3
   13:09:18,338 ERROR org.apache.spark.SparkContext:95 - Error initializing 
SparkContext.
   org.apache.spark.SparkException: An application name must be set in your 
configuration
at org.apache.spark.SparkContext.(SparkContext.scala:404)
at 
org.apache.zeppelin.spark.OldSparkInterpreter.createSparkContext_1(OldSparkInterpreter.java:426)
at 
org.apache.zeppelin.spark.OldSparkInterpreter.createSparkContext(OldSparkInterpreter.java:321)
at 
org.apache.zeppelin.spark.OldSparkInterpreter.getSparkContext(OldSparkInterpreter.java:139)
at 
org.apache.zeppelin.spark.OldSparkInterpreter.open(OldSparkInterpreter.java:696)
at 
org.apache.zeppelin.spark.SparkInterpreter.open(SparkInterpreter.java:66)
at 
org.apache.zeppelin.interpreter.LazyOpenInterpreter.open(LazyOpenInterpreter.java:69)
at 
org.apache.zeppelin.interpreter.Interpreter.getInterpreterInTheSameSessionByClassName(Interpreter.java:354)
at 
org.apache.zeppelin.interpreter.Interpreter.getInterpreterInTheSameSessionByClassName(Interpreter.java:365)
at 
org.apache.zeppelin.spark.IPySparkInterpreter.open(IPySparkInterpreter.java:52)
at 
org.apache.zeppelin.interpreter.LazyOpenInterpreter.open(LazyOpenInterpreter.java:69)
at 
org.apache.zeppelin.spark.IPySparkInterpreterTest.startInterpreter(IPySparkInterpreterTest.java:93)
at 
org.apache.zeppelin.python.IPythonInterpreterTest.testIpython_shouldNotHang_whenCallingAutoCompleteAndInterpretConcurrently(IPythonInterpreterTest.java:250)
   
   ```
   
   Looks like 
https://github.com/apache/zeppelin/blob/master/spark/interpreter/src/test/java/org/apache/zeppelin/spark/IPySparkInterpreterTest.java#L59
 is somehow not applied on the test. 


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[GitHub] [zeppelin] zjffdu commented on issue #3336: [ZEPPELIN-4078] Fix concurrent autocomplete and execute for Ipython

2019-03-20 Thread GitBox
zjffdu commented on issue #3336: [ZEPPELIN-4078] Fix concurrent autocomplete 
and execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336#issuecomment-474766783
 
 
   Thanks @AyWa LGTM


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[GitHub] [zeppelin] AyWa opened a new pull request #3337: [ZEPPELIN-4078] Ipython queue performance

2019-03-20 Thread GitBox
AyWa opened a new pull request #3337: [ZEPPELIN-4078] Ipython queue performance
URL: https://github.com/apache/zeppelin/pull/3337
 
 
   ### What is this PR for?
   
   The pr is to fix a bug that will make the **ipython** queue listener, 
overuse cpu. After this fix, cpu usage should be way lower. 
   Also there is a bit of refactor to use only one queue to ensure emssage will 
be order even with a sleep.
   
   ### What type of PR is it?
   Bug Fix / performance improvement
   
   ### Todos
   * [x] - Performance improvement
   * [ ] - Need to add some performance test ? or other test ?
   
   ### What is the Jira issue?
   It is one part of the jira issue.
   https://issues.apache.org/jira/browse/ZEPPELIN-4078
   
   ### How should this be tested?
   * First time? Setup Travis CI as described on 
https://zeppelin.apache.org/contribution/contributions.html#continuous-integration
   * Strongly recommended: add automated unit tests for any new or changed 
behavior
   * Outline any manual steps to test the PR here.
   
   ### Screenshots (if appropriate)
   
   ### Questions:
   * Does the licenses files need update? no
   * Is there breaking changes for older versions? no
   * Does this needs documentation? no
   


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[GitHub] [zeppelin] AyWa opened a new pull request #3336: [ZEPPELIN-4078] Fix concurrent autocomplete and execute for Ipython

2019-03-20 Thread GitBox
AyWa opened a new pull request #3336: [ZEPPELIN-4078] Fix concurrent 
autocomplete and execute for Ipython
URL: https://github.com/apache/zeppelin/pull/3336
 
 
   ### What is this PR for?
   
   The pr is to fix a bug that will make the **ipython** `execute_interactive` 
hang forever if a auto `complete` call is make at the same time. (see unit test 
for example that is failing on master).
   
   For now the fix is to synchronize those method : `execute` / `complete`. It 
will not bring regression because anyway, the kernel does not support 
concurrent execute and auto complete (see 
https://github.com/jupyter/notebook/issues/3763)
   
   ### What type of PR is it?
   Bug Fix
   
   ### Todos
   * [x] - unit test failing in master / succeed on this branch
   * [x] - fix with lock
   
   ### What is the Jira issue?
   It is one part of the jira issue. Other fix will come soon
   https://issues.apache.org/jira/browse/ZEPPELIN-4078
   
   ### How should this be tested?
   * First time? Setup Travis CI as described on 
https://zeppelin.apache.org/contribution/contributions.html#continuous-integration
   * Strongly recommended: add automated unit tests for any new or changed 
behavior
   * Outline any manual steps to test the PR here.
   
   ### Screenshots (if appropriate)
   
   ### Questions:
   * Does the licenses files need update? no
   * Is there breaking changes for older versions? no
   * Does this needs documentation? no
   


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[jira] [Created] (ZEPPELIN-4078) Ipython improvement

2019-03-18 Thread marc hurabielle (JIRA)
marc hurabielle created ZEPPELIN-4078:
-

 Summary: Ipython improvement
 Key: ZEPPELIN-4078
 URL: https://issues.apache.org/jira/browse/ZEPPELIN-4078
 Project: Zeppelin
  Issue Type: Bug
  Components: python-interpreter
Affects Versions: 0.8.1
 Environment: tested in linux / macos. Tested the ipython server 
directly.
Reporter: marc hurabielle


Ipython / ipython server has currently mutliple problem. 


 * Concurrent execution and auto complete can make a paragraph hang forever 
(until restart of the ipython server). Maybe related to 
[https://github.com/jupyter/jupyter_client/issues/429]
 * Out of memory for ipython will make a paragraph hang instead of throw one 
error.
 * High cpu usage. The loop that read from the pub/sub should not try to read 
everytimes the pub sub. Need to be debounce.

Overall most of those bug might be related also to some jupyter_client bug or 
wrong usage.
However, those are the action item:


 * synchronize auto complete / paragraph execution for now
 * check the kernel status when we are checking for the thread
 * sleep time to time when there is no message in pub/sub
 * Use only one queue instead of 3 ?



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[GitHub] [zeppelin] asfgit closed pull request #3332: ZEPPELIN-4062. Don't wait ipython kernel if python process failed

2019-03-13 Thread GitBox
asfgit closed pull request #3332: ZEPPELIN-4062. Don't wait ipython kernel if 
python process failed
URL: https://github.com/apache/zeppelin/pull/3332
 
 
   


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[jira] [Created] (ZEPPELIN-4065) Display ipython process launch output when ipython fails to launch

2019-03-12 Thread Jeff Zhang (JIRA)
Jeff Zhang created ZEPPELIN-4065:


 Summary: Display ipython process launch output when ipython fails 
to launch
 Key: ZEPPELIN-4065
 URL: https://issues.apache.org/jira/browse/ZEPPELIN-4065
 Project: Zeppelin
  Issue Type: Bug
Reporter: Jeff Zhang


Currently, user have to change log4j.properties to change the log level to 
debug to see this python output, this is not convenient for users, it would be 
better to display the launch output in frontend by default.



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[GitHub] [zeppelin] zjffdu opened a new pull request #3332: ZEPPELIN-4062. Don't wait ipython kernel if python process failed

2019-03-12 Thread GitBox
zjffdu opened a new pull request #3332: ZEPPELIN-4062. Don't wait ipython 
kernel if python process failed
URL: https://github.com/apache/zeppelin/pull/3332
 
 
   ### What is this PR for?
   This PR will exist wait ipython process loop if the python process is 
failed. This can save time to exit the waiting loop earlier, otherwise it would 
wait until timeout (30 seconds by default) 
   
   ### What type of PR is it?
   [Improvement]
   
   ### Todos
   * [ ] - Task
   
   ### What is the Jira issue?
   * https://jira.apache.org/jira/browse/ZEPPELIN-4062
   
   ### How should this be tested?
   * Manually tested.
   
   Before this PR
   ```
INFO [2019-03-13 10:06:30,070] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
INFO [2019-03-13 10:06:30,175] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
INFO [2019-03-13 10:06:30,281] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
INFO [2019-03-13 10:06:30,386] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
INFO [2019-03-13 10:06:30,489] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
INFO [2019-03-13 10:06:30,595] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
INFO [2019-03-13 10:06:30,700] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
INFO [2019-03-13 10:06:30,805] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
WARN [2019-03-13 10:06:30,810] ({Exec Default Executor} 
IPythonInterpreter.java[onProcessFailed]:419) - Exception happens in Python 
Process
   org.apache.commons.exec.ExecuteException: Process exited with an error: 1 
(Exit value: 1)
   at 
org.apache.commons.exec.DefaultExecutor.executeInternal(DefaultExecutor.java:404)
   at 
org.apache.commons.exec.DefaultExecutor.access$200(DefaultExecutor.java:48)
   at 
org.apache.commons.exec.DefaultExecutor$1.run(DefaultExecutor.java:200)
   at java.lang.Thread.run(Thread.java:748)
INFO [2019-03-13 10:06:30,910] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
INFO [2019-03-13 10:06:31,015] ({FIFOScheduler-Worker-1}
   ```
   
   After this PR
   ```
   INFO [2019-03-13 10:28:12,805] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:314) - Wait for IPython Kernel to 
be started
INFO [2019-03-13 10:28:12,907] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:314) - Wait for IPython Kernel to 
be started
INFO [2019-03-13 10:28:13,011] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:314) - Wait for IPython Kernel to 
be started
INFO [2019-03-13 10:28:13,116] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:314) - Wait for IPython Kernel to 
be started
INFO [2019-03-13 10:28:13,220] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:314) - Wait for IPython Kernel to 
be started
INFO [2019-03-13 10:28:13,325] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:314) - Wait for IPython Kernel to 
be started
WARN [2019-03-13 10:28:13,347] ({Exec Default Executor} 
IPythonInterpreter.java[onProcessFailed]:423) - Exception happens in Python 
Process
   org.apache.commons.exec.ExecuteException: Process exited with an error: 1 
(Exit value: 1)
   at 
org.apache.commons.exec.DefaultExecutor.executeInternal(DefaultExecutor.java:404)
   at 
org.apache.commons.exec.DefaultExecutor.access$200(DefaultExecutor.java:48)
   at 
org.apache.commons.exec.DefaultExecutor$1.run(DefaultExecutor.java:200)
   at java.lang.Thread.run(Thread.java:748)
INFO [2019-03-13 10:28:13,430] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:314) - Wait for IPython Kernel to 
be started
WARN [2019-03-13 10:28:13,431] ({FIFOScheduler-Worker-1} 
PythonInterpreter.java[open]:98) - Fail to open IPythonInterpreter
   java.lang.RuntimeException: Fail to open IPythonInterpreter
   at 
org.apache.zeppelin.python.IPythonInterpreter.open(IPythonInterpreter.java:152)
   at 
org.apache.zeppelin.python.PythonInterpreter.open(PythonInterpreter.java:93)
   at 
org.apache.zeppelin.interpreter.LazyOpenInterpreter.open(LazyOpenInterpreter.java:69)
   at 
org.apache.zeppelin.interpreter.remote.RemoteInterpreterServer$InterpretJob.jobRun(RemoteInterpreterServer.java:598)
   at 
org.apache.zeppelin.interpreter.remote.RemoteInterpreterServer$InterpretJob.jobRun

[jira] [Created] (ZEPPELIN-4062) Keep waiting ipython kernel when python process failed

2019-03-12 Thread Jeff Zhang (JIRA)
Jeff Zhang created ZEPPELIN-4062:


 Summary: Keep waiting ipython kernel when python process failed
 Key: ZEPPELIN-4062
 URL: https://issues.apache.org/jira/browse/ZEPPELIN-4062
 Project: Zeppelin
  Issue Type: Bug
Reporter: Jeff Zhang


{code}
 INFO [2019-03-13 10:06:30,070] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
 INFO [2019-03-13 10:06:30,175] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
 INFO [2019-03-13 10:06:30,281] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
 INFO [2019-03-13 10:06:30,386] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
 INFO [2019-03-13 10:06:30,489] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
 INFO [2019-03-13 10:06:30,595] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
 INFO [2019-03-13 10:06:30,700] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
 INFO [2019-03-13 10:06:30,805] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
 WARN [2019-03-13 10:06:30,810] ({Exec Default Executor} 
IPythonInterpreter.java[onProcessFailed]:419) - Exception happens in Python 
Process
org.apache.commons.exec.ExecuteException: Process exited with an error: 1 (Exit 
value: 1)
at 
org.apache.commons.exec.DefaultExecutor.executeInternal(DefaultExecutor.java:404)
at 
org.apache.commons.exec.DefaultExecutor.access$200(DefaultExecutor.java:48)
at org.apache.commons.exec.DefaultExecutor$1.run(DefaultExecutor.java:200)
at java.lang.Thread.run(Thread.java:748)
 INFO [2019-03-13 10:06:30,910] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
 INFO [2019-03-13 10:06:31,015] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
 INFO [2019-03-13 10:06:31,119] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
 INFO [2019-03-13 10:06:31,223] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
 INFO [2019-03-13 10:06:31,329] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
 INFO [2019-03-13 10:06:31,433] ({FIFOScheduler-Worker-1} 
IPythonInterpreter.java[launchIPythonKernel]:313) - Wait for IPython Kernel to 
be started
{code}



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Re: ipython

2019-02-07 Thread moon
Great question.

with Zeppelin-0.8.x, IPython server (in Python interpreter) can run inside
its own docker container.
You can check
http://zeppelin.apache.org/docs/0.8.1/interpreter/python.html#docker to see
how it works.

with Zeppelin-0.9.x (not released yet, build from source), all interpreter
including Zeppelin itself can run in the container on Kubernetes.
You can check
http://zeppelin.apache.org/docs/0.9.0-SNAPSHOT/quickstart/kubernetes.html
to see how it works.

Hope this helps.

Thanks,
moon

On Mon, Feb 4, 2019 at 12:52 PM  wrote:

> Hi
>
> Can ipython server run inside its own docker container?  How does ipython
> server run in Zeppelin container?  Does it run inside the Zeppelin
> container?
>
> Thanks
>


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