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https://issues.apache.org/jira/browse/HDDS-673?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16655788#comment-16655788
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Hudson commented on HDDS-673:
-----------------------------
SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #15257 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/15257/])
HDDS-673. Suppress "Key not found" exception log with stack trace in OM. (arp:
rev c64018026e66b437533d1fdea4b0d92a209e9054)
* (edit)
hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/om/KeyManagerImpl.java
> Suppress "Key not found" exception log with stack trace in OM
> -------------------------------------------------------------
>
> Key: HDDS-673
> URL: https://issues.apache.org/jira/browse/HDDS-673
> Project: Hadoop Distributed Data Store
> Issue Type: Bug
> Reporter: Xiaoyu Yao
> Assignee: Arpit Agarwal
> Priority: Major
> Fix For: 0.3.0, 0.4.0
>
> Attachments: HDDS-673.01.patch
>
>
> We have observed too many KNF exception stack trace from OM logs.
> {code}
> 2018-10-16 21:20:40,248 ERROR
> org.apache.hadoop.ozone.om.KeyManagerImpl: Get key failed for volume:volume2
> bucket:bucket2
> key:testo3/.hive-staging_hive_2018-10-16_21-20-29_158_7074026959914132025-1
> org.apache.hadoop.ozone.om.exceptions.OMException: Key not found
> at
> org.apache.hadoop.ozone.om.KeyManagerImpl.lookupKey(KeyManagerImpl.java:368)
> at
> org.apache.hadoop.ozone.om.OzoneManager.lookupKey(OzoneManager.java:881)
> at
> org.apache.hadoop.ozone.protocolPB.OzoneManagerProtocolServerSideTranslatorPB.lookupKey(OzoneManagerProtocolServerSideTranslatorPB.java:400)
> at
> org.apache.hadoop.ozone.protocol.proto.OzoneManagerProtocolProtos$OzoneManagerService$2.callBlockingMethod(OzoneManagerProtocolProtos.java:39299)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:524)
> at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1025)
> at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:876)
> at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:822)
> at java.security.AccessController.doPrivileged(Native Method)
> at javax.security.auth.Subject.doAs(Subject.java:422)
> at
> org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1730)
> at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2682)
> {code}
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