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  1. Cassandra
  2. CASSANDRA-8656

long-test LongLeveledCompactionStrategyTest flaps in 2.0

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      LongLeveledCompactionStrategyTest periodically fails with:

          [junit] Testsuite: org.apache.cassandra.db.compaction.LongLeveledCompactionStrategyTest
          [junit] Tests run: 1, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 54.412 sec
          [junit] 
          [junit] Testcase: testParallelLeveledCompaction(org.apache.cassandra.db.compaction.LongLeveledCompactionStrategyTest):      Caused an ERROR
          [junit] java.util.concurrent.ExecutionException: java.lang.RuntimeException: Last written key DecoratedKey(3133, 3133) >= current key DecoratedKey(313236, 313236) writing into build/test/cassandra/data/Keyspace1/StandardLeveled/Keyspace1-StandardLeveled-tmp-jb-304-Data.db
          [junit] java.lang.RuntimeException: java.util.concurrent.ExecutionException: java.lang.RuntimeException: Last written key DecoratedKey(3133, 3133) >= current key DecoratedKey(313236, 313236) writing into build/test/cassandra/data/Keyspace1/StandardLeveled/Keyspace1-StandardLeveled-tmp-jb-304-Data.db
          [junit]     at org.apache.cassandra.utils.FBUtilities.waitOnFuture(FBUtilities.java:413)
          [junit]     at org.apache.cassandra.utils.FBUtilities.waitOnFutures(FBUtilities.java:402)
          [junit]     at org.apache.cassandra.db.compaction.LongLeveledCompactionStrategyTest.testParallelLeveledCompaction(LongLeveledCompactionStrategyTest.java:97)
          [junit] Caused by: java.util.concurrent.ExecutionException: java.lang.RuntimeException: Last written key DecoratedKey(3133, 3133) >= current key DecoratedKey(313236, 313236) writing into build/test/cassandra/data/Keyspace1/StandardLeveled/Keyspace1-StandardLeveled-tmp-jb-304-Data.db
          [junit]     at java.util.concurrent.FutureTask.report(FutureTask.java:122)
          [junit]     at java.util.concurrent.FutureTask.get(FutureTask.java:188)
          [junit]     at org.apache.cassandra.utils.FBUtilities.waitOnFuture(FBUtilities.java:409)
          [junit] Caused by: java.lang.RuntimeException: Last written key DecoratedKey(3133, 3133) >= current key DecoratedKey(313236, 313236) writing into build/test/cassandra/data/Keyspace1/StandardLeveled/Keyspace1-StandardLeveled-tmp-jb-304-Data.db
          [junit]     at org.apache.cassandra.io.sstable.SSTableWriter.beforeAppend(SSTableWriter.java:143)
          [junit]     at org.apache.cassandra.io.sstable.SSTableWriter.append(SSTableWriter.java:166)
          [junit]     at org.apache.cassandra.db.compaction.CompactionTask.runMayThrow(CompactionTask.java:167)
          [junit]     at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28)
          [junit]     at org.apache.cassandra.db.compaction.CompactionTask.executeInternal(CompactionTask.java:60)
          [junit]     at org.apache.cassandra.db.compaction.AbstractCompactionTask.execute(AbstractCompactionTask.java:59)
          [junit]     at org.apache.cassandra.db.compaction.LongLeveledCompactionStrategyTest$1.run(LongLeveledCompactionStrategyTest.java:87)
          [junit]     at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
          [junit]     at java.util.concurrent.FutureTask.run(FutureTask.java:262)
          [junit]     at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
          [junit]     at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
          [junit]     at java.lang.Thread.run(Thread.java:745)
          [junit] 
          [junit] 
          [junit] Test org.apache.cassandra.db.compaction.LongLeveledCompactionStrategyTest FAILED
      

      I would guess the failure is 10-20% of the time, looping over the test repeatedly.


      On the 2.1 branch, the failure is different, so perhaps this could also be updated.

          [junit] Testsuite: org.apache.cassandra.db.compaction.LongLeveledCompactionStrategyTest
          [junit] Tests run: 1, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 7.04 sec
          [junit] 
          [junit] Testcase: testParallelLeveledCompaction(org.apache.cassandra.db.compaction.LongLeveledCompactionStrategyTest):      Caused an ERROR
          [junit] org.apache.cassandra.db.compaction.WrappingCompactionStrategy cannot be cast to org.apache.cassandra.db.compaction.LeveledCompactionStrategy
          [junit] java.lang.ClassCastException: org.apache.cassandra.db.compaction.WrappingCompactionStrategy cannot be cast to org.apache.cassandra.db.compaction.LeveledCompactionStrategy
          [junit]     at org.apache.cassandra.db.compaction.LongLeveledCompactionStrategyTest.testParallelLeveledCompaction(LongLeveledCompactionStrategyTest.java:45)
          [junit] 
          [junit] 
          [junit] Test org.apache.cassandra.db.compaction.LongLeveledCompactionStrategyTest FAILED
      

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          Michael Shuler

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              • Assignee:
                stefania Stefania Alborghetti
                Reporter:
                mshuler Michael Shuler
                Authors:
                Stefania Alborghetti
                Reviewers:
                Marcus Eriksson
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                • Created:
                  Updated:
                  Resolved: