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Posted to issues@zookeeper.apache.org by "ASF GitHub Bot (Jira)" <ji...@apache.org> on 2022/05/31 11:47:00 UTC
[jira] [Updated] (ZOOKEEPER-4551) Do not log spammy stacktrace when a client closes its connection
[ https://issues.apache.org/jira/browse/ZOOKEEPER-4551?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
ASF GitHub Bot updated ZOOKEEPER-4551:
--------------------------------------
Labels: pull-request-available (was: )
> Do not log spammy stacktrace when a client closes its connection
> ----------------------------------------------------------------
>
> Key: ZOOKEEPER-4551
> URL: https://issues.apache.org/jira/browse/ZOOKEEPER-4551
> Project: ZooKeeper
> Issue Type: Improvement
> Components: server
> Reporter: Enrico Olivelli
> Assignee: Enrico Olivelli
> Priority: Minor
> Labels: pull-request-available
> Time Spent: 10m
> Remaining Estimate: 0h
>
> Currently (3.8, but this has always been happening IIRC), the server logs a scary stacktrace when a client closes its connection.
> This is not something the administrator should be afraid of, so we should not write the stacktrace on the logs.
>
> {code:java}
>
> 2022-05-31T08:55:22,205+0000 [NIOWorkerThread-1] WARN org.apache.zookeeper.server.NIOServerCnxn - Unexpected exception │
> │ org.apache.zookeeper.server.ServerCnxn$EndOfStreamException: Unable to read additional data from client, it probably closed the socket: address = /10.44.1.5:43468, session = 0x100002ec7a30032 │
> │ at org.apache.zookeeper.server.NIOServerCnxn.handleFailedRead(NIOServerCnxn.java:170) ~[org.apache.zookeeper-zookeeper-3.8.0.jar:3.8.0] │
> │ at org.apache.zookeeper.server.NIOServerCnxn.doIO(NIOServerCnxn.java:333) [org.apache.zookeeper-zookeeper-3.8.0.jar:3.8.0] │
> │ at org.apache.zookeeper.server.NIOServerCnxnFactory$IOWorkRequest.doWork(NIOServerCnxnFactory.java:508) [org.apache.zookeeper-zookeeper-3.8.0.jar:3.8.0] │
> │ at org.apache.zookeeper.server.WorkerService$ScheduledWorkRequest.run(WorkerService.java:153) [org.apache.zookeeper-zookeeper-3.8.0.jar:3.8.0]
> {code}
> │
> │ at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128) [?:?] │
> │ at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628) [?:?] │
> │ at java.lang.Thread.run(Thread.java:829) [?:?]
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