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https://issues.apache.org/jira/browse/ZOOKEEPER-2973?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16347842#comment-16347842
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wuyiyun commented on ZOOKEEPER-2973:
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Me too!. I met OutOfMemory error cause zookeeper shutdown. but you can add
crontab task to restart zookeeper to resolve this issue.
Of course, you should insure that zookeeper client jar has same version with
zookeeper server firstly.
> "Unreasonable length" exception
> --------------------------------
>
> Key: ZOOKEEPER-2973
> URL: https://issues.apache.org/jira/browse/ZOOKEEPER-2973
> Project: ZooKeeper
> Issue Type: Bug
> Affects Versions: 3.4.6
> Reporter: wanggang_123
> Priority: Blocker
>
> I am running a three node ZooKeeper cluster. At 2018-01-28 17:56:30,leader
> node has error log:
> 2018-01-28 17:56:30
> [UTC:20180128T175630+0800]|ERROR||LearnerHandler-/118.123.180.23:44836hread|Coordination
> > Unexpected exception causing shutdown while sock still open
> (LearnerHandler.java:633)
> java.io.IOException: Unreasonable length = 1885430131
> at org.apache.jute.BinaryInputArchive.readBuffer(BinaryInputArchive.java:95)
> at
> org.apache.zookeeper.server.quorum.QuorumPacket.deserialize(QuorumPacket.java:85)
> at org.apache.jute.BinaryInputArchive.readRecord(BinaryInputArchive.java:103)
> at
> org.apache.zookeeper.server.quorum.LearnerHandler.run(LearnerHandler.java:546)
> 2018-01-28 17:56:30 [UTC:20180128T175630+0800]|WARN
> ||LearnerHandler-/118.123.180.23:44836hread|Coordination > ******* GOODBYE
> /118.123.180.23:44836 ******** (LearnerHandler.java:646)
> 2018-01-28 17:56:30 [UTC:20180128T175630+0800]|INFO ||ProcessThread(sid:2
> cport:-1):hread|Coordination > Got user-level KeeperException when processing
> sessionid:0x16138593ad43cf9 type:delete cxid:0x5 zxid:0xc104b59e9 txntype:-1
> reqpath:n/a Error
> Path:/VSP/Leader/syncScore-0/_c_9101a3d6-f431-4792-b71d-a493e938895d-latch-0000093037
> Error:KeeperErrorCode = NoNode for
> /VSP/Leader/syncScore-0/_c_9101a3d6-f431-4792-b71d-a493e938895d-latch-0000093037
> (PrepRequestProcessor.java:645)
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