[HDDS-9745] OM fails with Snapshot chain corruption during SnapshotPurge

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 1.4.0
• Component/s: Snapshot
• Labels: pull-request-available
• Target Version/s: 1.4.0
• Assignee: Hemant Kumar
• Reporter: Varsha Ravi
• Created: 21/Nov/23 10:57
• Updated: 29/Nov/23 18:38
• Resolved: 21/Nov/23 23:44

Description

After fix of HDDS-9685, the OM fails with Snapshot chain corruption during SnapshotPurge command

 

2023-11-21 01:47:03,966 ERROR [OM StateMachine ApplyTransaction Thread - 0]-org.apache.hadoop.ozone.om.ratis.OzoneManagerStateMachine: Terminating with exit status 1: Request cmdType: SnapshotPurge
clientId: "client-87D53838D7C7"
SnapshotPurgeRequest {
  snapshotDBKeys: "/vol268/bucket68/cm-tmp-0ace0b68-1ae3-4ae4-b7f3-168593a4bfc7"
  snapshotDBKeys: "/vol268/bucket68/cm-tmp-2ecc9e52-930c-4dcb-b182-536ad6f56748"
}
 failed with exception
java.lang.IllegalStateException: Snapshot chain is corrupted.
    at org.apache.hadoop.ozone.om.SnapshotChainManager.validateSnapshotChain(SnapshotChainManager.java:543)
    at org.apache.hadoop.ozone.om.SnapshotChainManager.hasNextPathSnapshot(SnapshotChainManager.java:441)
    at org.apache.hadoop.ozone.om.snapshot.SnapshotUtils.getNextActiveSnapshot(SnapshotUtils.java:152)
    at org.apache.hadoop.ozone.om.request.snapshot.OMSnapshotPurgeRequest.validateAndUpdateCache(OMSnapshotPurgeRequest.java:99)
    at org.apache.hadoop.ozone.protocolPB.OzoneManagerRequestHandler.handleWriteRequest(OzoneManagerRequestHandler.java:375)
    at org.apache.hadoop.ozone.om.ratis.OzoneManagerStateMachine.runCommand(OzoneManagerStateMachine.java:568)
    at org.apache.hadoop.ozone.om.ratis.OzoneManagerStateMachine.lambda$1(OzoneManagerStateMachine.java:359)
    at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1604)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
    at java.lang.Thread.run(Thread.java:748)
2023-11-21 01:47:03,970 INFO [shutdown-hook-0]-org.apache.ranger.audit.provider.AuditProviderFactory: ==> JVMShutdownHook.run()

 

 

Issue Links

• links to: GitHub Pull Request #5652