Hi Pavel,
We are observing LongJVMPause count and LongJVMPauseTotalDuration higher on
some nodes compared to other nodes in the cluster. Are we missing any
settings or this is expected behaviour.
Thanks
Satyajit
Barclays Execution Services Limited registered in England.
Hi Pavel,
Do we have any working example with Parent and Derived class data model
being saved in Ignite ?.
Regards
Satyajit
Barclays Execution Services Limited registered in England. Registered No.
1767980. Registered office: 1 Churchill Place, London, E14 5HP
Barclays Execution
Hi Pavel/Team,
Is the below explanation holds good from your side. Need some
confirmation on highlighted line in yellow. We are not using Native
persistence. Our cluster is in memory with external cache store enabled.
Hi Pavel,
Will it work if we don’t restart the node and cluster is setup with
backup = 1. I mean will lucene index will have backup copy?
Regards
Satyajit
From: Pavel Tupitsyn
Sent: Monday, February 12, 2024 11:36 AM
To: Mandal, Satyajit: IT (PUN)
Cc: user@ignite.apache.org
Hi Pavel,
We have observed that when one node went down and we restarted the
node , Ignite Text query didn't return full set of data. However when we
checked the cache count it was as expected. Is this observation correct
that Lucene index is not copied to RAM of
Hi Pavel,
Under Write Behind = true setting does Ignite will try to save data
from backup node( partition) if lets say one node crashes while writing
into external cache store? Document says if node crashes then some data
can be lost from saving into external
Hi Pavel,
The cluster consist of some caches using Native persistence and some
caches connected to external cache store. BackUp = 1 is set for every
cache.
I checked the count of cache connected to external cache store once
it was prepopulated and then
Hi Pavel,
I am using JMX Metrics to count the cache entries.
Regards
Satyajit
From: Pavel Tupitsyn
Sent: Wednesday, December 6, 2023 11:34 AM
To: Mandal, Satyajit: IT (PUN)
Cc: user@ignite.apache.org
Subject: Re: Data consistency in Ignite and BackUp Filter in Ignite .net node
Hi Pavel,
We did testing with BackUp = 1 and with WriteSynchronizationMode as
PrimarySync as well as FullSync we found that when we are stopping
one node and comparing the count we observed that count of cache size
is not matching. There is minimal difference.
Hi Team,
Looks like network issues.
[07:08:08,077][WARNING][tcp-disco-msg-worker-[6abb2741
10.87.81.219:47500]-#2%ignite-instance-a85ef7fd-cfb9-494a-abde-b7e870a1145d%-#79%ignite-instance-a85ef7fd-cfb9-494a-abde-b7e870a1145d%][TcpDiscoverySpi]
Node is out of topology (probably, due to
Hi Pavel,
It works by setting WriteBehindEnabled = true and WriteThrough = true.
Regards
Satyajit
From: Mandal, Satyajit: IT (PUN)
Sent: Tuesday, September 26, 2023 8:04 PM
To: Pavel Tupitsyn
Cc: user@ignite.apache.org
Subject: RE: External Cache Store + Ignite .NET
Hi Pavel,
Do we
Hi Pavel,
Do we need to set all these properties for it to work. When I am
debugging I can’t see its writing anything to external cachestore. How
can we test this to confirm it works with minimum setting?
WriteBehindEnabled = true
ReadThrough = true
WriteThrough =
Hi Pavel,
What is the setting for asynchrous write to external cache store
using Ignite .NET Api? Do you have any sample code?
Regards
Satyajit
Barclays Execution Services Limited registered in England. Registered No.
1767980. Registered office: 1 Churchill Place, London,
Hi Pavel,
Yes did try but it is not saving in external cachestore with below
settings. Its only persisting in disk.
Regards
Satyajit
From: Pavel Tupitsyn
Sent: Thursday, September 7, 2023 8:34 PM
To: Mandal, Satyajit: IT (PUN)
Cc: user@ignite.apache.org
Subject: Re: Read
Hi Pavel
Can we do a setting where we enable Native Persistence as well as (
ReadThrough = true and WriteThrough = true) and save data in disk as
well as in External cachestore. And after cache restart we don't do
initial loading from external cache store and
Hi Pavel,
Can you please confirm if below explanation is correct in stackoverflow
regarding offheap and onheap settings.
https://stackoverflow.com/questions/52977420/how-to-set-off-heap-or-on-heap-memory-in-apache-ignite
In your case, you're committing more memory to Ignire than you
Hi Pavel,
Can you please confirm if below explanation in post is correct
https://stackoverflow.com/questions/52977420/how-to-set-off-heap-or-on-heap-memory-in-apache-ignite
In your case, you're committing more memory to Ignire than you have. You commit
12GB off-heap + 15GB heap = 27GB,
Hi Pavel,
Have query regarding JVM and GC settings. If my data region has
requirement of 20 GB ( MAX size) then we will need to set -Xmx as
more than 20G? We faced Java.lang.outofMemory exception so wanted to
confirm abt the JVM tuning?
Hi Pavel,
We have a requirement where we are loading static data into Ignite cache
as SQL tables using Ignite .NET library. As per document we can enable
authentication if persistence is enabled for one data region.
How can we extend the security in Ignite .NET to
Hi Pavel,
Do you have the example code which calls the generic entity framework
cache store. In the example mentioned here I don't see the generic
entity framework cache store getting called. Can you share the code
through which you tested the generic entity
Hi Team,
Why we get this interim error while loading heavy tables with
persistence enabled?
Apache.Ignite.Core.Common.JavaException: javax.cache.CacheException: class
org.apache.ignite.IgniteCheckedException: Cannot find schema for object with
compact footer
---> (Inner Exception
Hi Stephen,
Could you please confirm if this is right way for setting expiry policy
of Modified time > 5 days ?
Regards
Satyajit
From: Mandal, Satyajit: IT (PUN)
Sent: Tuesday, July 4, 2023 4:48 PM
To: Pavel Tupitsyn ; user@ignite.apache.org
Subject: RE: Expiry Policies Ignite cache
Hi Pavel,
Is this the right syntax for cache expiry for Modifiiedtime > 5 days ?
public class CacheExpiryPolicyFactoryImpl : IFactory
{
public IExpiryPolicy CreateInstance()
{
return new ExpiryPolicy(null, TimeSpan.FromDays(5),
null);
Hi Pavel,
What does this code mean as per example. My requirement is that
cache should expire based on ModifiedTime but this below example is
not clear? I need cache to get expired lets say if modified time is
> 5 days how that can be achieved.
Hi Pavel,
Thanks for below Info. I need one more clarification regarding data
consistency and your views.
We have a microservice based architecture where one service will
update/insert the cache cluster and notify other service to read data
from cache in real time
Hi Pavel,
We are running 6 node cluster with Active Active setup. 3 nodes in one
Datacenter and 3 in another datacenter with external cache store enabled
for some caches and native persistence enabled for others. Now if we
want to setup backup = 1 for in
Hi Pavel,
I have hosted Ignite as usual windows service and not using Ignite
distribution . Ignite is embedded to my .net core windows service and
java libraries are installed as part of Apache.Ignite Nuget package.
So now how will visor and control script will
Hi Pavel,
Question 1. If we are running Ignite as .NET nodes can we activate the
cluster using control scripts and monitor the same using Visor tools
which comes with Ignite distribution? Can you provide the steps if yes.
Question 2. Can we use System views using
Hi Team,
Below configuration works with .NET nodes.
Thanks
Satyajit
From: Mandal, Satyajit: IT (PUN)
Sent: Tuesday, May 30, 2023 7:10 PM
To: user@ignite.apache.org
Subject: TLS/SSL using Ignite .NET Nodes
Hi Team,
Do we have any example for TLS/SSL settings for Thick server
Hi Team,
Do we have any example for TLS/SSL settings for Thick server node (
.NET). Can we provide below protocol for .NET server node too?
var factory = new SslContextFactory();
factory.TrustStoreFilePath = "C:\\Cert\\trust.jks";
Hi Team,
Issue is fixed. There was issue with my TcpDiscoveryStaticIpFinder setup.
Regards
Satyajit
From: satyajit.mandal.barclays.com via user
Sent: Tuesday, May 9, 2023 10:05 AM
To: user@ignite.apache.org
Subject: RE: .NET Ignite server nodes not joining cluster using
DiscoverySpi code and it worked.In LocalAddresses provided local node
IP and under TcpDiscoveryStaticIpFinder added remote node IP and
current IP.
Regards
Satyajit
From: satyajit.mandal.barclays.com via user
mailto:user@ignite.apache.org>>
Sent: Saturday, May
: satyajit.mandal.barclays.com via user
Sent: Saturday, May 6, 2023 8:42 PM
To: user@ignite.apache.org; ptupit...@apache.org
Subject: RE: .NET Ignite server nodes not joining cluster using
TcpDiscoveryStaticIpFinder
CAUTION: This email originated from outside our organisation -
user@ignite.apache.org
Hi Pavel,
We have deployed two instances of .NET WebApi in two servers and
hosted the same as windows service. We started both the instances running
in two different machine. However we see that on startup they are not
joining the cluster and ignite logs are not
Zfk==https://ignite.apache.org/docs/latest/restapi>
Regards
Satyajit
From: satyajit.mandal.barclays.com via user
Sent: Wednesday, May 3, 2023 10:31 AM
To: ptupit...@apache.org
Cc: user@ignite.apache.org
Subject: RE: Query :.NET Ignite Node deployment and Monitoring
CAUTION: This email originate
Hi Pavel,
Am referring to this https://ignite.apache.org/docs/latest/restapi
To enable HTTP connectivity, make sure that the ignite-rest-http module is
enabled. If you use the binary distribution, copy the ignite-rest-http module
from IGNITE_HOME/libs/optional/ to the IGNITE_HOME/libs
Hi Pavel,
We are planning to deploy WebApi as windows service which will start
Ignite on startup. Going through the Ignite deployment documentation
specific to .NET and it mentions these two options.
NuGet Deployment:
Single File Deployment:
What's the difference
Hi Pavel,
We have implemented custom external cache store. We are running three
nodes as server nodes with external cache store implemented. Now if
we start a server with clientmode = true ( thick client) and do some
cache operations will external cache store
JDBC.
On Mon, Apr 17, 2023 at 3:27 PM
satyajit.mandal.barclays.com<https://clicktime.symantec.com/15siFABQmz4yreNgp3kzV?h=LWuZz2wR-l0xerqVBEyXEUuUAVfNfwuN0R01xD0-M0A==http://satyajit.mandal.barclays.com>
via user mailto:user@ignite.apache.org>> wrote:
Hi Pavel,
When we create
Hi Pavel,
When we create SQL objects ( Tables) using .NET Ignite Api they don't
show up in IntellijIdea with Ignite JDBC drivers. We want to see the
tables so that we can query the cache using normal Select statements
using JDBC driver.
Is there any
start 4 nodes in one process? Or multiple processes on the
same machine? What's your desired setup?
Pavel
On Thu, Apr 6, 2023 at 4:40 PM
satyajit.mandal.barclays.com<https://clicktime.symantec.com/15sLvSJyuA6fEjRJ369u2?h=LSypiaGaE8p6-HR8_7rXGT-aHM5RsH9EHUzLHQuAzSc==http://satyajit.mandal.barclays.com>
Or multiple processes on the
same machine? What's your desired setup?
Pavel
On Thu, Apr 6, 2023 at 4:40 PM
satyajit.mandal.barclays.com<https://clicktime.symantec.com/15sLvSJyuA6fEjRJ369u2?h=LSypiaGaE8p6-HR8_7rXGT-aHM5RsH9EHUzLHQuAzSc==http://satyajit.mandal.barclays.com>
via user mailto:user
zSc==http://satyajit.mandal.barclays.com>
via user mailto:user@ignite.apache.org>> wrote:
Hi Pavel,
Need to understand one thing from you. Am using .NET thick client.
What’s the best way to put the Ignite configuration . Should this be
put on code or in spring xml. If we put on c
Hi Pavel,
Need to understand one thing from you. Am using .NET thick client.
What's the best way to put the Ignite configuration . Should this be
put on code or in spring xml. If we put on code and lets say I
need 4 nodes as part of cluster then do I
Hi Pavel,
Am able to run the same.
Regards
Satyajit
From: satyajit.mandal.barclays.com via user
Sent: Friday, March 31, 2023 7:59 PM
To: user@ignite.apache.org; ptupit...@apache.org
Subject: RE: Query regarding Thick Client using .NET
CAUTION: This email originated from outside our
Let me know if you have any specific questions.
Pavel
On Fri, Mar 31, 2023 at 4:08 PM
satyajit.mandal.barclays.com<https://clicktime.symantec.com/15t5ZstJwssT8uaerASgn?h=jbMy_fjnwUsQcJvepxoPHwxcVxnQRwG2-JbaVeX6d_8==http://satyajit.mandal.barclays.com>
via user mailto:user@ignite.apache.org
Hi Pavel/Team,
Can we run webapi service written in .NET which will connect to
Ignite cluster as thick client and fetch data? All examples which we
have seen is using console application? Can you share a .NET webapi
service as a thick client?
Thanks
Satyajit
Hi team,
Any update on this what might be causing this issue while storing
data in Ignite with persistence enabled?
class o.a.i.i.processors.cache.persistence.StorageException: Failed to
initialize partition file
Thanks
Satyajit
From: Mandal, Satyajit: IT (PUN)
Sent:
Hi Team,
Am getting below storage exception while loading a heavy table into
cache. Am running Ignite on windows .
17:29:29,731][SEVERE][exchange-worker-#62][] JVM will be halted immediately due
to the failure: [failureCtx=FailureContext [type=CRITICAL_ERROR, err=class
Hi Team,
We are using .NET Api for accessing Ignite cache. We want to understand
how can we implement the custom cache store and extend it to save data
in MongoDB from Ignite. Can someone share detail steps how to extend
the cachestore and how it will integrate
Hi Team,
Is there any performance benchmark documented for .NET thin client vs
thick client. Can someone share details about performance comparison
between thin and thick client.
Regards
Satyajit
Barclays Execution Services Limited registered in England. Registered No.
Hi Pavel,
Is it possible to persist data both in File as well as in Cassandra
at the same time without using connectors?
Regards
Satyajit
Barclays Execution Services Limited registered in England. Registered No.
1767980. Registered office: 1 Churchill Place, London, E14 5HP
afka-streamer>
On 10 Nov 2022, at 04:22,
satyajit.mandal.barclays.com<https://clicktime.symantec.com/15sLvRVC6AZSDoKqCfWdW?h=EGrdc5c4RMz-kXeT08DG8y_KKhAsFzCR8vk40qNTXiw==http://satyajit.mandal.barclays.com>
via user mailto:user@ignite.apache.org>> wrote:
Hi Team,
Is there a
Hi Team,
Is there any Ignite Sink connector available which will sink the data
from Kafka topic having output from Debezium source connector
connecting to SQL server with CDC enabled.
Looks like we have the feature in GridGain but just wanted to check if
54 matches
Mail list logo
