[jira] [Commented] (CASSANDRA-7612) java.io.IOException: Connection reset by peer

2014-07-24 Thread Michael Shuler (JIRA)

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https://issues.apache.org/jira/browse/CASSANDRA-7612?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14073437#comment-14073437
 ] 

Michael Shuler commented on CASSANDRA-7612:
---

Is there a particular way to reproduce this error?  Is it between nodes in the 
same datacenter or over the network between data centers?  Is there something 
interesting that happens around this time, or do the nodes recover and keep 
running fine?

Networks are flaky.  Connection reset by peer is common among all 
applications that actually communicate over a network - how they deal with the 
dropped connection, and subsequently reconnect to continue on working - that's 
the key.  Cassandra should do the right thing here - does it?

 java.io.IOException: Connection reset by peer
 -

 Key: CASSANDRA-7612
 URL: https://issues.apache.org/jira/browse/CASSANDRA-7612
 Project: Cassandra
  Issue Type: Bug
Reporter: Julien Anguenot
Priority: Minor
 Attachments: cassandra_ioexception_209.txt


 Exception thrown by all nodes in a multi-DC 2.0.9 cluster on a regular basis. 
 (2 or 3 times a day) 
 Let me know if I can provide more information.
 Thank you.



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[jira] [Commented] (CASSANDRA-7612) java.io.IOException: Connection reset by peer

2014-07-24 Thread Julien Anguenot (JIRA)

[ 
https://issues.apache.org/jira/browse/CASSANDRA-7612?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanelfocusedCommentId=14073481#comment-14073481
 ] 

Julien Anguenot commented on CASSANDRA-7612:


I actually just found what is causing this reading your comment about the 
network issue: when a DataStax cluster session at the app level is killed 
ungracefully it is indeed throwing this error Cassandra side and it makes total 
sense. 

I should have thought about that earlier. We just migrated our application from 
Astyanax to the DataStax CQL Java driver (at the same time as upgrading to 
2.0.9) and we did not use to have this stack trace  showing up in our 
monitoring logs when our CI builders were kicking in throughout the day 
re-deploying our application nodes.

Sorry about the noise and thank you very much for your answer. Closing this.


 java.io.IOException: Connection reset by peer
 -

 Key: CASSANDRA-7612
 URL: https://issues.apache.org/jira/browse/CASSANDRA-7612
 Project: Cassandra
  Issue Type: Bug
Reporter: Julien Anguenot
Priority: Minor
 Attachments: cassandra_ioexception_209.txt


 Exception thrown by all nodes in a multi-DC 2.0.9 cluster on a regular basis. 
 (2 or 3 times a day) 
 Let me know if I can provide more information.
 Thank you.



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