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https://issues.apache.org/jira/browse/HDDS-2702?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Shashikant Banerjee resolved HDDS-2702.
---------------------------------------
Fix Version/s: 0.6.0
Resolution: Fixed
> Client failed to recover from ratis AlreadyClosedException exception
> --------------------------------------------------------------------
>
> Key: HDDS-2702
> URL: https://issues.apache.org/jira/browse/HDDS-2702
> Project: Hadoop Distributed Data Store
> Issue Type: Bug
> Components: Ozone Client
> Reporter: Sammi Chen
> Assignee: Shashikant Banerjee
> Priority: Blocker
> Labels: TriagePending
> Fix For: 0.6.0
>
>
> Run teragen, and it failed to enter the mapreduce stage and print the
> following warnning message on console endlessly.
> {noformat}
> 19/12/10 19:23:54 WARN io.KeyOutputStream: Encountered exception
> java.io.IOException: Unexpected Storage Container Exception:
> java.util.concurrent.CompletionException:
> java.util.concurrent.CompletionException:
> org.apache.ratis.protocol.AlreadyClosedException:
> SlidingWindow$Client:client-FBD45C9313A5->RAFT is closed. on the pipeline
> Pipeline[ Id: 90deb863-e511-4a5e-ae86-dc8035e8fa7d, Nodes:
> ed90869c-317e-4303-8922-9fa83a3983cb{ip: 10.120.113.172, host: host172,
> networkLocation: /rack2, certSerialId:
> null}1da74a1d-f64d-4ad4-b04c-85f26687e683{ip: 10.121.124.44, host: host044,
> networkLocation: /rack2, certSerialId:
> null}515cab4b-39b5-4439-b1a8-a7b725f5784a{ip: 10.120.139.122, host: host122,
> networkLocation: /rack1, certSerialId: null}, Type:RATIS, Factor:THREE,
> State:OPEN, leaderId:515cab4b-39b5-4439-b1a8-a7b725f5784a ]. The last
> committed block length is 0, uncommitted data length is 295833 retry count 0
> 19/12/10 19:23:54 INFO io.BlockOutputStreamEntryPool: Allocating block with
> ExcludeList {datanodes = [], containerIds = [], pipelineIds =
> [PipelineID=90deb863-e511-4a5e-ae86-dc8035e8fa7d]}
> 19/12/10 19:26:16 WARN io.KeyOutputStream: Encountered exception
> java.io.IOException: Unexpected Storage Container Exception:
> java.util.concurrent.CompletionException:
> java.util.concurrent.CompletionException:
> org.apache.ratis.protocol.AlreadyClosedException:
> SlidingWindow$Client:client-7C5A7B5CFC31->RAFT is closed. on the pipeline
> Pipeline[ Id: 90deb863-e511-4a5e-ae86-dc8035e8fa7d, Nodes:
> ed90869c-317e-4303-8922-9fa83a3983cb{ip: 10.120.113.172, host: host172,
> networkLocation: /rack2, certSerialId:
> null}1da74a1d-f64d-4ad4-b04c-85f26687e683{ip: 10.121.124.44, host: host044,
> networkLocation: /rack2, certSerialId:
> null}515cab4b-39b5-4439-b1a8-a7b725f5784a{ip: 10.120.139.122, host: host122,
> networkLocation: /rack1, certSerialId: null}, Type:RATIS, Factor:THREE,
> State:OPEN, leaderId:515cab4b-39b5-4439-b1a8-a7b725f5784a ]. The last
> committed block length is 0, uncommitted data length is 295833 retry count 0
> 19/12/10 19:26:16 INFO io.BlockOutputStreamEntryPool: Allocating block with
> ExcludeList {datanodes = [], containerIds = [], pipelineIds =
> [PipelineID=90deb863-e511-4a5e-ae86-dc8035e8fa7d]}
> 19/12/10 19:28:38 WARN io.KeyOutputStream: Encountered exception
> java.io.IOException: Unexpected Storage Container Exception:
> java.util.concurrent.CompletionException:
> java.util.concurrent.CompletionException:
> org.apache.ratis.protocol.AlreadyClosedException:
> SlidingWindow$Client:client-B3D8C0052C4E->RAFT is closed. on the pipeline
> Pipeline[ Id: 90deb863-e511-4a5e-ae86-dc8035e8fa7d, Nodes:
> ed90869c-317e-4303-8922-9fa83a3983cb{ip: 10.120.113.172, host: host172,
> networkLocation: /rack2, certSerialId:
> null}1da74a1d-f64d-4ad4-b04c-85f26687e683{ip: 10.121.124.44, host: host044,
> networkLocation: /rack2, certSerialId:
> null}515cab4b-39b5-4439-b1a8-a7b725f5784a{ip: 10.120.139.122, host: host122,
> networkLocation: /rack1, certSerialId: null}, Type:RATIS, Factor:THREE,
> State:OPEN, leaderId:515cab4b-39b5-4439-b1a8-a7b725f5784a ]. The last
> committed block length is 0, uncommitted data length is 295833 retry count 0
> 19/12/10 19:28:38 INFO io.BlockOutputStreamEntryPool: Allocating block with
> ExcludeList {datanodes = [], containerIds = [], pipelineIds =
> [PipelineID=90deb863-e511-4a5e-ae86-dc8035e8fa7d]}
> {noformat}
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