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https://issues.apache.org/jira/browse/HDDS-8345?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Duong resolved HDDS-8345.
-------------------------
Resolution: Fixed
PR merged. Thanks [~hemantk] for the contribution.
> [snapshot] OM process crash on restart due to Snapshot Chain corruption
> -----------------------------------------------------------------------
>
> Key: HDDS-8345
> URL: https://issues.apache.org/jira/browse/HDDS-8345
> Project: Apache Ozone
> Issue Type: Bug
> Components: Ozone Manager, Snapshot
> Reporter: Jyotirmoy Sinha
> Assignee: Hemant Kumar
> Priority: Major
> Labels: ozone-snapshot, pull-request-available
>
> Scenario - Create 13k+ snapshots on a cluster and then restart the ozone
> services.
> The OM process crashed with Snapshot Chain corruption exception since its not
> able to find any of the SST files.
> Stacktrace -
> {code:java}
> 2023-03-31 07:43:34,951 ERROR org.apache.hadoop.ozone.om.OzoneManagerStarter:
> OM start failed with exception
> java.io.IOException: Snapshot Chain corruption: previous snapshotID given
> but no associated snapshot found in snapshot chain: SnapshotID
> 1197e0c1-99d1-43b9-9b33-424a6c09b35a
> at
> org.apache.hadoop.ozone.om.SnapshotChainManager.addSnapshotGlobal(SnapshotChainManager.java:86)
> at
> org.apache.hadoop.ozone.om.SnapshotChainManager.addSnapshot(SnapshotChainManager.java:288)
> at
> org.apache.hadoop.ozone.om.SnapshotChainManager.loadFromSnapshotInfoTable(SnapshotChainManager.java:279)
> at
> org.apache.hadoop.ozone.om.SnapshotChainManager.<init>(SnapshotChainManager.java:63)
> at
> org.apache.hadoop.ozone.om.OmMetadataManagerImpl.start(OmMetadataManagerImpl.java:481)
> at
> org.apache.hadoop.ozone.om.OmMetadataManagerImpl.<init>(OmMetadataManagerImpl.java:320)
> at
> org.apache.hadoop.ozone.om.OzoneManager.instantiateServices(OzoneManager.java:747)
> at
> org.apache.hadoop.ozone.om.OzoneManager.<init>(OzoneManager.java:627)
> at
> org.apache.hadoop.ozone.om.OzoneManager.createOm(OzoneManager.java:712)
> at
> org.apache.hadoop.ozone.om.OzoneManagerStarter$OMStarterHelper.start(OzoneManagerStarter.java:189)
> at
> org.apache.hadoop.ozone.om.OzoneManagerStarter.startOm(OzoneManagerStarter.java:86)
> at
> org.apache.hadoop.ozone.om.OzoneManagerStarter.call(OzoneManagerStarter.java:74)
> at org.apache.hadoop.hdds.cli.GenericCli.call(GenericCli.java:38)
> at picocli.CommandLine.executeUserObject(CommandLine.java:1953)
> at picocli.CommandLine.access$1300(CommandLine.java:145)
> at
> picocli.CommandLine$RunLast.executeUserObjectOfLastSubcommandWithSameParent(CommandLine.java:2352)
> at picocli.CommandLine$RunLast.handle(CommandLine.java:2346)
> at picocli.CommandLine$RunLast.handle(CommandLine.java:2311)
> at
> picocli.CommandLine$AbstractParseResultHandler.execute(CommandLine.java:2179)
> at picocli.CommandLine.execute(CommandLine.java:2078)
> at org.apache.hadoop.hdds.cli.GenericCli.execute(GenericCli.java:100)
> at org.apache.hadoop.hdds.cli.GenericCli.run(GenericCli.java:91)
> at
> org.apache.hadoop.ozone.om.OzoneManagerStarter.main(OzoneManagerStarter.java:58)
> 2023-03-31 07:43:34,955 INFO org.apache.hadoop.ozone.om.OzoneManagerStarter:
> SHUTDOWN_MSG:
> /************************************************************
> SHUTDOWN_MSG: Shutting down OzoneManager at
> jspriv02-8.jspriv02.root.hwx.site/172.27.115.2
> ************************************************************/ {code}
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