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Posted to commits@cassandra.apache.org by "Kuku1 (JIRA)" <ji...@apache.org> on 2016/08/17 13:17:21 UTC

[jira] [Created] (CASSANDRA-12477) BackgroundCompaction causes Node crash (OutOfMemoryError)

Kuku1 created CASSANDRA-12477:
---------------------------------

             Summary: BackgroundCompaction causes Node crash (OutOfMemoryError)
                 Key: CASSANDRA-12477
                 URL: https://issues.apache.org/jira/browse/CASSANDRA-12477
             Project: Cassandra
          Issue Type: Bug
         Environment: Ubuntu 14.04 LTS
            Reporter: Kuku1
         Attachments: debug.log, system.log

After ingesting data, certain nodes of my cluster (2 out of 5) are not able to restart because Compaction fails with the following exception.

I was running a write-heavy ingestion before things started to break. The data size I was only 20GB but the ingestion speed was rather fast I guess. I ingested with the datastax C* java driver and used writeAsync to pump my BoundStatements to the Cluster. The ingestion client was running on a different node connected via GBit LAN. 

The nodes are now unable to restart Cassandra.
I am using Cassandra 3.0.8. 

I was using untouched parameters for the heap size in cassandra-env.sh. 
After the nodes started failing to restart, I tried increasing MAX_JAVA_HEAP to 36gb and NEW_SIZE to 12gb but the memory will completely be consumed and then the exception will be thrown. 

{code}
java.lang.OutOfMemoryError: Direct buffer memory
        at java.nio.Bits.reserveMemory(Bits.java:693) ~[na:1.8.0_91]
        at java.nio.DirectByteBuffer.<init>(DirectByteBuffer.java:123) ~[na:1.8.0_91]
        at java.nio.ByteBuffer.allocateDirect(ByteBuffer.java:311) ~[na:1.8.0_91]
        at org.apache.cassandra.utils.memory.BufferPool.allocate(BufferPool.java:108) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.utils.memory.BufferPool.access$1000(BufferPool.java:45) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.utils.memory.BufferPool$LocalPool.allocate(BufferPool.java:387) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.utils.memory.BufferPool$LocalPool.access$000(BufferPool.java:314) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.utils.memory.BufferPool.takeFromPool(BufferPool.java:120) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.utils.memory.BufferPool.get(BufferPool.java:92) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.io.util.RandomAccessReader.allocateBuffer(RandomAccessReader.java:87) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.io.compress.CompressedRandomAccessReader.access$100(CompressedRandomAccessReader.java:38) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.io.compress.CompressedRandomAccessReader$Builder.createBuffer(CompressedRandomAccessReader.java:275) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.io.util.RandomAccessReader.<init>(RandomAccessReader.java:74) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.io.compress.CompressedRandomAccessReader.<init>(CompressedRandomAccessReader.java:59) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.io.compress.CompressedRandomAccessReader$Builder.build(CompressedRandomAccessReader.java:283) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.io.util.CompressedSegmentedFile.createReader(CompressedSegmentedFile.java:145) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.io.util.SegmentedFile.createReader(SegmentedFile.java:133) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.io.sstable.format.SSTableReader.getFileDataInput(SSTableReader.java:1711) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.db.columniterator.AbstractSSTableIterator.<init>(AbstractSSTableIterator.java:93) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.db.columniterator.SSTableIterator.<init>(SSTableIterator.java:46) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.db.columniterator.SSTableIterator.<init>(SSTableIterator.java:36) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.io.sstable.format.big.BigTableReader.iterator(BigTableReader.java:62) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.db.SinglePartitionReadCommand.queryMemtableAndDiskInternal(SinglePartitionReadCommand.java:580) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.db.SinglePartitionReadCommand.queryMemtableAndDisk(SinglePartitionReadCommand.java:492) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at com.stratio.cassandra.lucene.IndexService.read(IndexService.java:618) ~[cassandra-lucene-index-plugin-3.0.8.0.jar:na]
        at com.stratio.cassandra.lucene.IndexWriterWide.finish(IndexWriterWide.java:89) ~[cassandra-lucene-index-plugin-3.0.8.0.jar:na]
        at org.apache.cassandra.index.SecondaryIndexManager$IndexGCTransaction.commit(SecondaryIndexManager.java:958) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.db.compaction.CompactionIterator$1$1.onMergedRows(CompactionIterator.java:197) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.db.rows.UnfilteredRowIterators$UnfilteredRowMergeIterator$MergeReducer.getReduced(UnfilteredRowIterators.java:484) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.db.rows.UnfilteredRowIterators$UnfilteredRowMergeIterator$MergeReducer.getReduced(UnfilteredRowIterators.java:446) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.utils.MergeIterator$ManyToOne.consume(MergeIterator.java:220) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.utils.MergeIterator$ManyToOne.computeNext(MergeIterator.java:159) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.utils.AbstractIterator.hasNext(AbstractIterator.java:47) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.db.rows.UnfilteredRowIterators$UnfilteredRowMergeIterator.computeNext(UnfilteredRowIterators.java:428) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.db.rows.UnfilteredRowIterators$UnfilteredRowMergeIterator.computeNext(UnfilteredRowIterators.java:288) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.utils.AbstractIterator.hasNext(AbstractIterator.java:47) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.db.transform.BaseRows.hasNext(BaseRows.java:128) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.db.ColumnIndex$Builder.build(ColumnIndex.java:111) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.db.ColumnIndex.writeAndBuildIndex(ColumnIndex.java:52) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.io.sstable.format.big.BigTableWriter.append(BigTableWriter.java:149) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.io.sstable.SSTableRewriter.append(SSTableRewriter.java:125) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.db.compaction.writers.DefaultCompactionWriter.realAppend(DefaultCompactionWriter.java:57) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.db.compaction.writers.CompactionAwareWriter.append(CompactionAwareWriter.java:109) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.db.compaction.CompactionTask.runMayThrow(CompactionTask.java:182) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.utils.WrappedRunnable.run(WrappedRunnable.java:28) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.db.compaction.CompactionTask.executeInternal(CompactionTask.java:78) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.db.compaction.AbstractCompactionTask.execute(AbstractCompactionTask.java:60) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at org.apache.cassandra.db.compaction.CompactionManager$BackgroundCompactionCandidate.run(CompactionManager.java:263) ~[apache-cassandra-3.0.8.jar:3.0.8]
        at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) ~[na:1.8.0_91]
        at java.util.concurrent.FutureTask.run(FutureTask.java:266) ~[na:1.8.0_91]
        at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) ~[na:1.8.0_91]
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [na:1.8.0_91]
        at java.lang.Thread.run(Thread.java:745) [na:1.8.0_91]
{code}

I attached both debug.log and system.log to this issue. Both logs were created while heap parameters in cassandra-env.sh were unchanged. 
How can I fix my nodes to be able to come up again in the meantime? 



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