[jira] [Created] (OAK-6193) IllegalStateException when closing the FileStore during garbage collection

["Michael Dürig (JIRA)" <ji...@apache.org>]

Michael Dürig created OAK-6193:
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             Summary: IllegalStateException when closing the FileStore during garbage collection
                 Key: OAK-6193
                 URL: https://issues.apache.org/jira/browse/OAK-6193
             Project: Jackrabbit Oak
          Issue Type: Bug
          Components: segment-tar
            Reporter: Michael Dürig
            Assignee: Michael Dürig
             Fix For: 1.8


When the file store is shut down during gc compaction is properly aborted. Afterwards it will trigger a cleanup cycle though, which runs concurrently to the proceeding shutdown potentially causing an {{ISE}}:

{noformat}
at com.google.common.base.Preconditions.checkState(Preconditions.java:134)
at org.apache.jackrabbit.oak.segment.file.TarWriter.close(TarWriter.java:333)
at org.apache.jackrabbit.oak.segment.file.TarWriter.createNextGeneration(TarWriter.java:376)
at org.apache.jackrabbit.oak.segment.file.FileStore.newWriter(FileStore.java:682)
at org.apache.jackrabbit.oak.segment.file.FileStore.access$1700(FileStore.java:100)
at org.apache.jackrabbit.oak.segment.file.FileStore$GarbageCollector.cleanup(FileStore.java:1069)
at org.apache.jackrabbit.oak.segment.file.FileStore$GarbageCollector.cleanupGeneration(FileStore.java:1195)
at org.apache.jackrabbit.oak.segment.file.FileStore$GarbageCollector.run(FileStore.java:803)
at org.apache.jackrabbit.oak.segment.file.FileStore.gc(FileStore.java:387)
{noformat}




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