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https://issues.apache.org/jira/browse/ASTERIXDB-2497?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Murtadha Hubail resolved ASTERIXDB-2497.
----------------------------------------
Resolution: Fixed
> Flush failed with IllegalStateException: Low watermark should always be
> increasing
> ----------------------------------------------------------------------------------
>
> Key: ASTERIXDB-2497
> URL: https://issues.apache.org/jira/browse/ASTERIXDB-2497
> Project: Apache AsterixDB
> Issue Type: Bug
> Components: TX - Transactions
> Affects Versions: 0.9.4
> Reporter: Murtadha Hubail
> Assignee: Murtadha Hubail
> Priority: Major
> Fix For: 0.9.5
>
>
> Encountered intermittent disk component flush failure with the following
> exception:
>
> {code:java}
> java.lang.IllegalStateException: Low watermark should always be increasing
> at
> org.apache.asterix.common.storage.IndexCheckpoint.next(IndexCheckpoint.java:60)
> at
> org.apache.asterix.app.nc.IndexCheckpointManager.flushed(IndexCheckpointManager.java:87)
> at
> org.apache.asterix.common.ioopcallbacks.LSMIOOperationCallback.addComponentToCheckpoint(LSMIOOperationCallback.java:136)
> at
> org.apache.asterix.common.ioopcallbacks.LSMIOOperationCallback.afterFinalize(LSMIOOperationCallback.java:123)
> at
> org.apache.hyracks.storage.am.lsm.common.impls.LSMHarness.doIo(LSMHarness.java:544)
> at
> org.apache.hyracks.storage.am.lsm.common.impls.LSMHarness.flush(LSMHarness.java:513)
> at
> org.apache.hyracks.storage.am.lsm.common.impls.LSMTreeIndexAccessor.flush(LSMTreeIndexAccessor.java:122)
> at
> org.apache.hyracks.storage.am.lsm.common.impls.FlushOperation.call(FlushOperation.java:38)
> at
> org.apache.hyracks.storage.am.lsm.common.impls.FlushOperation.call(FlushOperation.java:29)
> at java.util.concurrent.FutureTask.run(FutureTask.java:266)
> [?:1.8.0_131]
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
> [?:1.8.0_131]
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
> [?:1.8.0_131]
> at java.lang.Thread.run(Thread.java:748) [?:1.8.0_131]
> {code}
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