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Posted to commits@cassandra.apache.org by "Tom van der Woerdt (JIRA)" <ji...@apache.org> on 2018/02/07 10:43:00 UTC

[jira] [Commented] (CASSANDRA-12743) Assertion error while running compaction

    [ https://issues.apache.org/jira/browse/CASSANDRA-12743?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16355297#comment-16355297 ] 

Tom van der Woerdt commented on CASSANDRA-12743:
------------------------------------------------

Found one on 3.11.1 as well:
{code:java}
ERROR [CompactionExecutor:1696] 2018-02-07 09:58:10,510 CassandraDaemon.java:228 - Exception in thread Thread[CompactionExecutor:1696,1,main]
java.lang.AssertionError: null
        at org.apache.cassandra.io.compress.CompressionMetadata$Chunk.<init>(CompressionMetadata.java:474) ~[apache-cassandra-3.11.1.jar:3.11.1]
        at org.apache.cassandra.io.compress.CompressionMetadata.chunkFor(CompressionMetadata.java:239) ~[apache-cassandra-3.11.1.jar:3.11.1]
        at org.apache.cassandra.io.util.MmappedRegions.updateState(MmappedRegions.java:163) ~[apache-cassandra-3.11.1.jar:3.11.1]
        at org.apache.cassandra.io.util.MmappedRegions.<init>(MmappedRegions.java:73) ~[apache-cassandra-3.11.1.jar:3.11.1]
        at org.apache.cassandra.io.util.MmappedRegions.<init>(MmappedRegions.java:61) ~[apache-cassandra-3.11.1.jar:3.11.1]
        at org.apache.cassandra.io.util.MmappedRegions.map(MmappedRegions.java:104) ~[apache-cassandra-3.11.1.jar:3.11.1]
        at org.apache.cassandra.io.util.FileHandle$Builder.complete(FileHandle.java:362) ~[apache-cassandra-3.11.1.jar:3.11.1]
        at org.apache.cassandra.io.sstable.format.big.BigTableWriter.openEarly(BigTableWriter.java:290) ~[apache-cassandra-3.11.1.jar:3.11.1]
        at org.apache.cassandra.io.sstable.SSTableRewriter.maybeReopenEarly(SSTableRewriter.java:179) ~[apache-cassandra-3.11.1.jar:3.11.1]
        at org.apache.cassandra.io.sstable.SSTableRewriter.append(SSTableRewriter.java:134) ~[apache-cassandra-3.11.1.jar:3.11.1]
        at org.apache.cassandra.db.compaction.writers.MaxSSTableSizeWriter.realAppend(MaxSSTableSizeWriter.java:98) ~[apache-cassandra-3.11.1.jar:3.11.1]
        at org.apache.cassandra.db.compaction.writers.CompactionAwareWriter.append(CompactionAwareWriter.java:141) ~[apache-cassandra-3.11.1.jar:3.11.1]
        at org.apache.cassandra.db.compaction.CompactionTask.runMayThrow(CompactionTask.java:201) ~[apache-cassandra-3.11.1.jar:3.11.1]
        at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28) ~[apache-cassandra-3.11.1.jar:3.11.1]
        at org.apache.cassandra.db.compaction.CompactionTask.executeInternal(CompactionTask.java:85) ~[apache-cassandra-3.11.1.jar:3.11.1]
        at org.apache.cassandra.db.compaction.AbstractCompactionTask.execute(AbstractCompactionTask.java:61) ~[apache-cassandra-3.11.1.jar:3.11.1]
        at org.apache.cassandra.db.compaction.CompactionManager$BackgroundCompactionCandidate.run(CompactionManager.java:268) ~[apache-cassandra-3.11.1.jar:3.11.1]
        at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) ~[na:1.8.0_152]
        at java.util.concurrent.FutureTask.run(Unknown Source) ~[na:1.8.0_152]
        at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) [na:1.8.0_152]
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [na:1.8.0_152]
        at org.apache.cassandra.concurrent.NamedThreadFactory.lambda$threadLocalDeallocator$0(NamedThreadFactory.java:81) [apache-cassandra-3.11.1.jar:3.11.1]
        at java.lang.Thread.run(Unknown Source) ~[na:1.8.0_152]
{code}

> Assertion error while running compaction 
> -----------------------------------------
>
>                 Key: CASSANDRA-12743
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-12743
>             Project: Cassandra
>          Issue Type: Bug
>          Components: Compaction
>         Environment: unix
>            Reporter: Jean-Baptiste Le Duigou
>            Priority: Major
>
> While running compaction I run into an error sometimes :
> {noformat}
> nodetool compact
> error: null
> -- StackTrace --
> java.lang.AssertionError
>         at org.apache.cassandra.io.compress.CompressionMetadata$Chunk.<init>(CompressionMetadata.java:463)
>         at org.apache.cassandra.io.compress.CompressionMetadata.chunkFor(CompressionMetadata.java:228)
>         at org.apache.cassandra.io.util.CompressedSegmentedFile.createMappedSegments(CompressedSegmentedFile.java:80)
>         at org.apache.cassandra.io.util.CompressedPoolingSegmentedFile.<init>(CompressedPoolingSegmentedFile.java:38)
>         at org.apache.cassandra.io.util.CompressedPoolingSegmentedFile$Builder.complete(CompressedPoolingSegmentedFile.java:101)
>         at org.apache.cassandra.io.util.SegmentedFile$Builder.complete(SegmentedFile.java:198)
>         at org.apache.cassandra.io.sstable.format.big.BigTableWriter.openEarly(BigTableWriter.java:315)
>         at org.apache.cassandra.io.sstable.SSTableRewriter.maybeReopenEarly(SSTableRewriter.java:171)
>         at org.apache.cassandra.io.sstable.SSTableRewriter.append(SSTableRewriter.java:116)
>         at org.apache.cassandra.db.compaction.writers.DefaultCompactionWriter.append(DefaultCompactionWriter.java:64)
>         at org.apache.cassandra.db.compaction.CompactionTask.runMayThrow(CompactionTask.java:184)
>         at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28)
>         at org.apache.cassandra.db.compaction.CompactionTask.executeInternal(CompactionTask.java:74)
>         at org.apache.cassandra.db.compaction.AbstractCompactionTask.execute(AbstractCompactionTask.java:59)
>         at org.apache.cassandra.db.compaction.CompactionManager$8.runMayThrow(CompactionManager.java:599)
>         at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28)
>         at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
>         at java.util.concurrent.FutureTask.run(FutureTask.java:266)
>         at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>         at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>         at java.lang.Thread.run(Thread.java:745)
> {noformat}
> Why is that happening?
> Is there anyway to provide more details (e.g. which SSTable cannot be compacted)?
> We are using Cassandra 2.2.7



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