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Ming Ma commented on HADOOP-11295:
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Thanks, Gera, Sangjin, Daryn and Kihwal.
> RPC Ser
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Ming Ma commented on HADOOP-10597:
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Thanks, [~arpitagarwal]. We have been using "no ser
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Ming Ma commented on HADOOP-10597:
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bq. Did you use the same trigger on the server in p
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Ming Ma updated HADOOP-10597:
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Attachment: HADOOP-10597-5.patch
Updated patch based on Arpit's suggestion of removing the server side r
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Ming Ma updated HADOOP-10597:
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Attachment: HADOOP-10597-6.patch
Here is the updated patch with Steve's suggestion. Thanks, Steve and Ar
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Ming Ma updated HADOOP-10597:
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Release Note: This change introduces a new configuration key used by RPC
server to decide whether to sen
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Ming Ma commented on HADOOP-10597:
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I have updated the release note. Thanks for your su
Ming Ma created HADOOP-11916:
Summary: TestStringUtils#testLowerAndUpperStrings failed on MAC
due to a JVM bug
Key: HADOOP-11916
URL: https://issues.apache.org/jira/browse/HADOOP-11916
Project: Hadoop Com
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Ming Ma updated HADOOP-11916:
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Description:
The test fails with the below exception. It turns out there is a JVM bug for
MAC, http://b
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Ming Ma updated HADOOP-11916:
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Status: Patch Available (was: Open)
> TestStringUtils#testLowerAndUpperStrings failed on MAC due to a J
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Ming Ma updated HADOOP-11916:
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Attachment: HADOOP-11916.patch
Attach a patch to skip the test on MAC.
> TestStringUtils#testLowerAndUp
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Ming Ma commented on HADOOP-11916:
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Thanks [~ozawa].
> TestStringUtils#testLowerAndUpp
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Ming Ma commented on HADOOP-11916:
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Thanks [~jira.shegalov] for the good point. Sorry d
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Ming Ma commented on HADOOP-11924:
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Thanks [~jira.shegalov] for the suggestion and [~oz
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Ming Ma updated HADOOP-12789:
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Resolution: Fixed
Hadoop Flags: Reviewed
Fix Version/s: 2.6.5
2.7.3
Ming Ma created HADOOP-13029:
Summary: Have FairCallQueue try all lower priority sub queues
before backoff
Key: HADOOP-13029
URL: https://issues.apache.org/jira/browse/HADOOP-13029
Project: Hadoop Common
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Ming Ma commented on HADOOP-13029:
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Thanks [~daryn]! Here is the issue we had that moti
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Ming Ma commented on HADOOP-13065:
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A minor note, given HDFS-9579 is only available in
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Ming Ma commented on HADOOP-13065:
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[~liuml07] [~cmccabe], yeah the perf could be an is
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Ming Ma commented on HADOOP-12326:
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Thanks [~jira.shegalov] for this useful feature.
*
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Ming Ma commented on HADOOP-12077:
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There are couple fixes either we need or have been
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Ming Ma commented on HADOOP-10597:
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[~zhz] that sounds good. Thank you.
> RPC Server s
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Ming Ma commented on HADOOP-13031:
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Thanks [~liuml07]. Do you have a MAPREDUCE jira to
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Ming Ma commented on HADOOP-13189:
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Thanks [~shv], [~redvine]. That seems reasonable. A
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Ming Ma commented on HADOOP-12910:
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The community has added support for classloader iso
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Ming Ma commented on HADOOP-13189:
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Thanks Konstantin. Did you use
https://issues.apac
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Ming Ma commented on HADOOP-13189:
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[~shv], the reason I asked is refreshCallQueue shou
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Ming Ma commented on HADOOP-13189:
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Sounds good. [~shv] please go ahead and thank you.
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Ming Ma commented on HADOOP-13031:
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[~liuml07], any update on this? Given no values are
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Ming Ma commented on HADOOP-12107:
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Thanks, [~sjlee0], great find. It overall looks goo
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Ming Ma commented on HADOOP-12107:
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Thanks [~sjlee0]. Latest patch LGTM. [~cmccabe], [~
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Ming Ma commented on HADOOP-12107:
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I have committed this to trunk and branch-2. Thanks
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Ming Ma updated HADOOP-12107:
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Resolution: Fixed
Fix Version/s: 2.8.0
Status: Resolved (was: Patch Available)
> long
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Ming Ma commented on HADOOP-12107:
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Also thanks for [~walter.k.su] and [~sandyr] for th
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Ming Ma commented on HADOOP-12250:
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[~arpitagarwal]. That sounds good.
* Are you going
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Ming Ma commented on HADOOP-10598:
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Thanks, [~zhangyongxyz]. You are welcome to take it
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Ming Ma commented on HADOOP-11295:
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Good catch [~xiaochen]! Please go ahead to attach y
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Ming Ma updated HADOOP-12440:
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Resolution: Fixed
Fix Version/s: 2.8.0
Status: Resolved (was: Patch Available)
+1. Th
Ming Ma created HADOOP-8706:
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Summary: Provide rate metrics based on counter value
Key: HADOOP-8706
URL: https://issues.apache.org/jira/browse/HADOOP-8706
Project: Hadoop Common
Issue Type: Improve
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Ming Ma updated HADOOP-8706:
Attachment: HADOOP-8706.patch
Here is the patch. It defines a new metrics type MutableCounterLongRate.
Fo
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Ming Ma commented on HADOOP-8706:
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@Aaron, It seems MutableRate is used to collect things
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Ming Ma updated HADOOP-10597:
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Attachment: MoreRPCClientBackoffEvaluation.pdf
Here are some more evaluation results to compare FIFO RPC
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Ming Ma commented on HADOOP-10376:
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Interesting work. There is org.apache.hadoop.conf.R
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Ming Ma commented on HADOOP-10597:
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Thanks, Chris.
1. The first two experiments belong
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Ming Ma commented on HADOOP-11252:
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Agree with Wilfred that we should fix it in hadoop-
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Ming Ma commented on HADOOP-11252:
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Should we use another name other than {{ipc.client.
Ming Ma created HADOOP-11295:
Summary: RPC Reader thread can't be shutdowned if RPCCallQueue is
full
Key: HADOOP-11295
URL: https://issues.apache.org/jira/browse/HADOOP-11295
Project: Hadoop Common
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Ming Ma commented on HADOOP-11252:
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[~wilfreds], are you working on this? If not, I can
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Ming Ma updated HADOOP-11295:
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Description:
If RPC server is asked to stop when RPCCallQueue is full, {{reader.join()}}
will just wait
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Ming Ma updated HADOOP-11295:
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Summary: RPC Server Reader thread can't shutdown if RPCCallQueue is full
(was: RPC Reader thread can't
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Ming Ma updated HADOOP-11295:
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Attachment: HADOOP-11295.patch
The fix is to interrupt the reader threads when RPC Server is stopped.
>
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Ming Ma updated HADOOP-11295:
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Assignee: Ming Ma
Status: Patch Available (was: Open)
> RPC Server Reader thread can't shutdown i
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Ming Ma commented on HADOOP-10597:
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Thanks, Chris.
The backoff retry policy is defined
Ming Ma created HADOOP-11305:
Summary: RM might not start if the machine was hard shutdown and
FileSystemRMStateStore was used
Key: HADOOP-11305
URL: https://issues.apache.org/jira/browse/HADOOP-11305
Pro
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Ming Ma commented on HADOOP-11252:
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Thanks, [~wilfreds]. Yes, it should cover all the c
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Ming Ma updated HADOOP-11295:
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Attachment: HADOOP-11295-2.patch
Rebased for trunk. Appreciate any input.
> RPC Server Reader thread ca
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Ming Ma updated HADOOP-10597:
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Attachment: HADOOP-10597-3.patch
Rebased for trunk and address Chris' comments. Appreciate if
[~ste...@
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Ming Ma updated HADOOP-11295:
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Attachment: HADOOP-11295-3.patch
Thanks [~jira.shegalov] and [~sjlee0]. Here is the updated patch to add
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Ming Ma commented on HADOOP-11295:
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Thanks, [~jira.shegalov]! Good idea to use Executor
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Ming Ma updated HADOOP-10597:
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Attachment: HADOOP-10597-4.patch
Thanks, [~ste...@apache.org]! Here is the new patch with your suggestio
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Ming Ma updated HADOOP-10668:
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Attachment: HADOOP-10668.patch
It appears the check whether a node is in the right state could be the is
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Ming Ma updated HADOOP-10668:
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Assignee: Ming Ma
Status: Patch Available (was: Open)
> TestZKFailoverControllerStress#testExpire
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Ming Ma commented on HADOOP-10668:
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Anyone has time to review this? It has been verifie
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Ming Ma updated HADOOP-10668:
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Attachment: HADOOP-10668-2.patch
Thanks, Chris. Sorry, I didn't update {{TestZKFailoverController}} test
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Ming Ma commented on HADOOP-11295:
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Thanks, [~daryn]. Yes, we can change the shutdown o
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Ming Ma commented on HADOOP-11000:
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Thanks, Sangjin, Vinay and Chris.
> HAServiceProto
Ming Ma created HADOOP-10597:
Summary: Evaluate if we can have RPC client back off when server
is under heavy load
Key: HADOOP-10597
URL: https://issues.apache.org/jira/browse/HADOOP-10597
Project: Hadoop
Ming Ma created HADOOP-10599:
Summary: Support prioritization of DN RPCs over client RPCs
Key: HADOOP-10599
URL: https://issues.apache.org/jira/browse/HADOOP-10599
Project: Hadoop Common
Issue Ty
Ming Ma created HADOOP-10598:
Summary: Support configurable RPC fair share
Key: HADOOP-10598
URL: https://issues.apache.org/jira/browse/HADOOP-10598
Project: Hadoop Common
Issue Type: Sub-task
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Ming Ma commented on HADOOP-9640:
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Sorry, there was a typo about, I meant "thousands of R
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Ming Ma moved HDFS-6477 to HADOOP-10657:
Key: HADOOP-10657 (was: HDFS-6477)
Project: Hadoop Common (was: Hadoop H
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Ming Ma updated HADOOP-10597:
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Attachment: HADOOP-10597.patch
Steve, thanks for the suggestions. Yes, it is useful to have server prov
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Ming Ma reassigned HADOOP-10597:
Assignee: Ming Ma
> Evaluate if we can have RPC client back off when server is under heavy load
>
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Ming Ma reassigned HADOOP-10657:
Assignee: Ming Ma
> Have RetryInvocationHandler log failover attempt at INFO level
>
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Ming Ma updated HADOOP-10657:
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Attachment: HADOOP-10657.patch
Here is the patch.
> Have RetryInvocationHandler log failover attempt a
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Ming Ma updated HADOOP-10657:
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Status: Patch Available (was: Open)
> Have RetryInvocationHandler log failover attempt at INFO level
>
Ming Ma created HADOOP-10673:
Summary: Update rpc metrics when the call throw an exception
Key: HADOOP-10673
URL: https://issues.apache.org/jira/browse/HADOOP-10673
Project: Hadoop Common
Issue T
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Ming Ma updated HADOOP-10673:
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Attachment: HADOOP-10673.patch
The patch updates the existing rpc metrics in the case of exception. HDF
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Ming Ma updated HADOOP-10673:
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Status: Patch Available (was: Open)
> Update rpc metrics when the call throw an exception
> --
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Ming Ma updated HADOOP-10673:
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Summary: Update rpc metrics when the call throws an exception (was: Update
rpc metrics when the call t
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Ming Ma updated HADOOP-10657:
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Attachment: HADOOP-10657-2.patch
Thanks, Jing. Yeah, it isn't necessary in this case. New patch uploade
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Ming Ma updated HADOOP-10673:
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Attachment: HADOOP-10673-2.patch
Thanks, Gera. Here is the updated patch. For RpcMetrics, it doesn't di
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Ming Ma updated HADOOP-10673:
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Attachment: HADOOP-10673-4.patch
Updates with unit test.
> Update rpc metrics when the call throws an
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Ming Ma updated HADOOP-10673:
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Attachment: HADOOP-10673-5.patch
Thanks, Tsuyoshi.
Here is the updated patch that makes the variables
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Ming Ma updated HADOOP-10673:
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Attachment: HADOOP-10673-6.patch
Thanks, Tsuyoshi. [~lohit] asked a good question how the increase of t
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https://issues.apache.org/jira/browse/HADOOP-10597?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Ming Ma updated HADOOP-10597:
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Attachment: HADOOP-10597-2.patch
RPCClientBackoffDesignAndEvaluation.pdf
[~lohit] provi
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Ming Ma updated HADOOP-10597:
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Status: Patch Available (was: Open)
> Evaluate if we can have RPC client back off when server is under
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Ming Ma commented on HADOOP-10597:
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Thanks, Jing and Arpit.
1. In the current implemen
Ming Ma created HADOOP-11000:
Summary: HAServiceProtocol's health state is incorrectly
transitioned to SERVICE_NOT_RESPONDING
Key: HADOOP-11000
URL: https://issues.apache.org/jira/browse/HADOOP-11000
Proj
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Ming Ma updated HADOOP-11000:
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Attachment: HADOOP-11000.patch
Here is the draft patch.
1. Catch HealthCheckFailedException properly.
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Ming Ma updated HADOOP-11000:
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Assignee: Ming Ma
Status: Patch Available (was: Open)
> HAServiceProtocol's health state is inco
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Ming Ma updated HADOOP-11000:
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Attachment: HADOOP-11000-2.patch
Thanks, Sangjin. Here is the updated patch.
> HAServiceProtocol's hea
Ming Ma created HADOOP-10106:
Summary: Incorrect thread name RPC log message
Key: HADOOP-10106
URL: https://issues.apache.org/jira/browse/HADOOP-10106
Project: Hadoop Common
Issue Type: Bug
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Ming Ma updated HADOOP-10106:
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Attachment: hadoop_10106_trunk.patch
The fix is to move doRead method from Listener to Reader as that i
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Ming Ma updated HADOOP-10106:
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Summary: Incorrect thread name in RPC log messages (was: Incorrect thread
name RPC log message)
> Inc
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Ming Ma updated HADOOP-10106:
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Fix Version/s: 2.2.1
3.0.0
Affects Version/s: 3.0.0
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Ming Ma updated HADOOP-10106:
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Status: Open (was: Patch Available)
> Incorrect thread name in RPC log messages
>
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Ming Ma updated HADOOP-10106:
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Fix Version/s: (was: 2.2.1)
(was: 3.0.0)
Affects Version/s: (
Ming Ma created HADOOP-10125:
Summary: no need to process RPC request if the client connection
has been dropped
Key: HADOOP-10125
URL: https://issues.apache.org/jira/browse/HADOOP-10125
Project: Hadoop Co
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Ming Ma updated HADOOP-10125:
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Attachment: hadoop_10125_trunk.patch
Here is the patch.
> no need to process RPC request if the client
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