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https://issues.apache.org/jira/browse/HDDS-1753?focusedWorklogId=302533&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-302533
]
ASF GitHub Bot logged work on HDDS-1753:
----------------------------------------
Author: ASF GitHub Bot
Created on: 28/Aug/19 05:26
Start Date: 28/Aug/19 05:26
Worklog Time Spent: 10m
Work Description: lokeshj1703 commented on issue #1318: HDDS-1753.
Datanode unable to find chunk while replication data using ratis.
URL: https://github.com/apache/hadoop/pull/1318#issuecomment-525589669
@bshashikant Thanks for working on the PR! I have merged it with trunk.
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Issue Time Tracking
-------------------
Worklog Id: (was: 302533)
Time Spent: 5.5h (was: 5h 20m)
> Datanode unable to find chunk while replication data using ratis.
> -----------------------------------------------------------------
>
> Key: HDDS-1753
> URL: https://issues.apache.org/jira/browse/HDDS-1753
> Project: Hadoop Distributed Data Store
> Issue Type: Bug
> Components: Ozone Datanode
> Affects Versions: 0.4.0
> Reporter: Mukul Kumar Singh
> Assignee: Shashikant Banerjee
> Priority: Major
> Labels: MiniOzoneChaosCluster, pull-request-available
> Attachments: HDDS-1753.000.patch
>
> Time Spent: 5.5h
> Remaining Estimate: 0h
>
> Leader datanode is unable to read chunk from the datanode while replicating
> data from leader to follower.
> Please note that deletion of keys is also happening while the data is being
> replicated.
> {code}
> 2019-07-02 19:39:22,604 INFO impl.RaftServerImpl
> (RaftServerImpl.java:checkInconsistentAppendEntries(972)) -
> 5ac88709-a3a2-4c8f-91de-5e54b617f05e: inconsistency entries.
> Reply:76a3eb0f-d7cd-477b-8973-db1
> 014feb398<-5ac88709-a3a2-4c8f-91de-5e54b617f05e#70:FAIL,INCONSISTENCY,nextIndex:9771,term:2,followerCommit:9782
> 2019-07-02 19:39:22,605 ERROR impl.ChunkManagerImpl
> (ChunkUtils.java:readData(161)) - Unable to find the chunk file. chunk info :
> ChunkInfo{chunkName='76ec669ae2cb6e10dd9f08c0789c5fdf_stream_a2850dce-def3
> -4d64-93d8-fa2ebafee933_chunk_1, offset=0, len=2048}
> 2019-07-02 19:39:22,605 INFO impl.RaftServerImpl
> (RaftServerImpl.java:checkInconsistentAppendEntries(990)) -
> 5ac88709-a3a2-4c8f-91de-5e54b617f05e: Failed appendEntries as latest snapshot
> (9770) already h
> as the append entries (first index: 1)
> 2019-07-02 19:39:22,605 INFO impl.RaftServerImpl
> (RaftServerImpl.java:checkInconsistentAppendEntries(972)) -
> 5ac88709-a3a2-4c8f-91de-5e54b617f05e: inconsistency entries.
> Reply:76a3eb0f-d7cd-477b-8973-db1
> 014feb398<-5ac88709-a3a2-4c8f-91de-5e54b617f05e#71:FAIL,INCONSISTENCY,nextIndex:9771,term:2,followerCommit:9782
> 2019-07-02 19:39:22,605 INFO keyvalue.KeyValueHandler
> (ContainerUtils.java:logAndReturnError(146)) - Operation: ReadChunk : Trace
> ID: 4216d461a4679e17:4216d461a4679e17:0:0 : Message: Unable to find the c
> hunk file. chunk info
> ChunkInfo{chunkName='76ec669ae2cb6e10dd9f08c0789c5fdf_stream_a2850dce-def3-4d64-93d8-fa2ebafee933_chunk_1,
> offset=0, len=2048} : Result: UNABLE_TO_FIND_CHUNK
> 2019-07-02 19:39:22,605 INFO impl.RaftServerImpl
> (RaftServerImpl.java:checkInconsistentAppendEntries(990)) -
> 5ac88709-a3a2-4c8f-91de-5e54b617f05e: Failed appendEntries as latest snapshot
> (9770) already h
> as the append entries (first index: 2)
> 2019-07-02 19:39:22,606 INFO impl.RaftServerImpl
> (RaftServerImpl.java:checkInconsistentAppendEntries(972)) -
> 5ac88709-a3a2-4c8f-91de-5e54b617f05e: inconsistency entries.
> Reply:76a3eb0f-d7cd-477b-8973-db1
> 014feb398<-5ac88709-a3a2-4c8f-91de-5e54b617f05e#72:FAIL,INCONSISTENCY,nextIndex:9771,term:2,followerCommit:9782
> 19:39:22.606 [pool-195-thread-19] ERROR DNAudit - user=null | ip=null |
> op=READ_CHUNK {blockData=conID: 3 locID: 102372189549953034 bcsId: 0} |
> ret=FAILURE
> java.lang.Exception: Unable to find the chunk file. chunk info
> ChunkInfo{chunkName='76ec669ae2cb6e10dd9f08c0789c5fdf_stream_a2850dce-def3-4d64-93d8-fa2ebafee933_chunk_1,
> offset=0, len=2048}
> at
> org.apache.hadoop.ozone.container.common.impl.HddsDispatcher.dispatchRequest(HddsDispatcher.java:320)
> ~[hadoop-hdds-container-service-0.5.0-SNAPSHOT.jar:?]
> at
> org.apache.hadoop.ozone.container.common.impl.HddsDispatcher.dispatch(HddsDispatcher.java:148)
> ~[hadoop-hdds-container-service-0.5.0-SNAPSHOT.jar:?]
> at
> org.apache.hadoop.ozone.container.common.transport.server.ratis.ContainerStateMachine.dispatchCommand(ContainerStateMachine.java:346)
> ~[hadoop-hdds-container-service-0.5.0-SNAPSHOT.jar:?]
> at
> org.apache.hadoop.ozone.container.common.transport.server.ratis.ContainerStateMachine.readStateMachineData(ContainerStateMachine.java:476)
> ~[hadoop-hdds-container-service-0.5.0-SNAPSHOT.jar:?]
> at
> org.apache.hadoop.ozone.container.common.transport.server.ratis.ContainerStateMachine.lambda$getCachedStateMachineData$2(ContainerStateMachine.java:495)
> ~[hadoop-hdds-container-service-0.5.0-SN
> APSHOT.jar:?]
> at
> com.google.common.cache.LocalCache$LocalManualCache$1.load(LocalCache.java:4767)
> ~[guava-11.0.2.jar:?]
> at
> com.google.common.cache.LocalCache$LoadingValueReference.loadFuture(LocalCache.java:3568)
> ~[guava-11.0.2.jar:?]
> at
> com.google.common.cache.LocalCache$Segment.loadSync(LocalCache.java:2350)
> ~[guava-11.0.2.jar:?]
> at
> com.google.common.cache.LocalCache$Segment.lockedGetOrLoad(LocalCache.java:2313)
> ~[guava-11.0.2.jar:?]
> at
> com.google.common.cache.LocalCache$Segment.get(LocalCache.java:2228)
> ~[guava-11.0.2.jar:?]
> at com.google.common.cache.LocalCache.get(LocalCache.java:3965)
> ~[guava-11.0.2.jar:?]
> at
> com.google.common.cache.LocalCache$LocalManualCache.get(LocalCache.java:4764)
> ~[guava-11.0.2.jar:?]
> at
> org.apache.hadoop.ozone.container.common.transport.server.ratis.ContainerStateMachine.getCachedStateMachineData(ContainerStateMachine.java:494)
> ~[hadoop-hdds-container-service-0.5.0-SNAPSHOT.ja
> r:?]
> at
> org.apache.hadoop.ozone.container.common.transport.server.ratis.ContainerStateMachine.lambda$readStateMachineData$4(ContainerStateMachine.java:542)
> ~[hadoop-hdds-container-service-0.5.0-SNAPSHOT.jar:?]
> at
> java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590)
> [?:1.8.0_171]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> [?:1.8.0_171]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
> [?:1.8.0_171]
> {code}
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