[ 
https://issues.apache.org/jira/browse/CASSANDRA-10689?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15180691#comment-15180691
 ] 

Digant Modha commented on CASSANDRA-10689:
------------------------------------------

I also have a similar issue:
ava.lang.OutOfMemoryError: Direct buffer memory
        at java.nio.Bits.reserveMemory(Bits.java:658) ~[na:1.8.0_60]
        at java.nio.DirectByteBuffer.<init>(DirectByteBuffer.java:123) 
~[na:1.8.0_60]
        at java.nio.ByteBuffer.allocateDirect(ByteBuffer.java:311) 
~[na:1.8.0_60]
        at io.netty.handler.ssl.SslHandler.wrap(SslHandler.java:580) 
~[netty-all-4.0.23.Final.jar:4.0.23.Final]
        at io.netty.handler.ssl.SslHandler.wrap(SslHandler.java:456) 
~[netty-all-4.0.23.Final.jar:4.0.23.Final]
        at io.netty.handler.ssl.SslHandler.flush(SslHandler.java:432) 
~[netty-all-4.0.23.Final.jar:4.0.23.Final]
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeFlush(AbstractChannelHandlerContext.java:688)
 ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
        at 
io.netty.channel.AbstractChannelHandlerContext.flush(AbstractChannelHandlerContext.java:669)
 ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
        at 
io.netty.channel.ChannelOutboundHandlerAdapter.flush(ChannelOutboundHandlerAdapter.java:115)
 ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeFlush(AbstractChannelHandlerContext.java:688)
 ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
        at 
io.netty.channel.AbstractChannelHandlerContext.flush(AbstractChannelHandlerContext.java:669)
 ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
        at 
io.netty.channel.ChannelOutboundHandlerAdapter.flush(ChannelOutboundHandlerAdapter.java:115)
 ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeFlush(AbstractChannelHandlerContext.java:688)
 ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
        at 
io.netty.channel.AbstractChannelHandlerContext.flush(AbstractChannelHandlerContext.java:669)
 ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
        at 
io.netty.channel.ChannelOutboundHandlerAdapter.flush(ChannelOutboundHandlerAdapter.java:115)
 ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
        at 
io.netty.channel.AbstractChannelHandlerContext.invokeFlush(AbstractChannelHandlerContext.java:688)
 ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
        at 
io.netty.channel.AbstractChannelHandlerContext.flush(AbstractChannelHandlerContext.java:669)
 ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
        at 
org.apache.cassandra.transport.Message$Dispatcher$Flusher.run(Message.java:389) 
~[apache-cassandra-2.1.12.jar:2.1.12]
        at 
io.netty.util.concurrent.PromiseTask$RunnableAdapter.call(PromiseTask.java:38) 
~[netty-all-4.0.23.Final.jar:4.0.23.Final]
        at 
io.netty.util.concurrent.ScheduledFutureTask.run(ScheduledFutureTask.java:123) 
~[netty-all-4.0.23.Final.jar:4.0.23.Final]
        at 
io.netty.util.concurrent.SingleThreadEventExecutor.runAllTasks(SingleThreadEventExecutor.java:380)
 ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
        at io.netty.channel.epoll.EpollEventLoop.run(EpollEventLoop.java:268) 
~[netty-all-4.0.23.Final.jar:4.0.23.Final]
        at 
io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:116)
 ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
        at 
io.netty.util.concurrent.DefaultThreadFactory$DefaultRunnableDecorator.run(DefaultThreadFactory.java:137)
 ~[netty-all-4.0.23.Final.jar:4.0.23.Final]
        at java.lang.Thread.run(Thread.java:745) [na:1.8.0_60]


> java.lang.OutOfMemoryError: Direct buffer memory
> ------------------------------------------------
>
>                 Key: CASSANDRA-10689
>                 URL: https://issues.apache.org/jira/browse/CASSANDRA-10689
>             Project: Cassandra
>          Issue Type: Bug
>            Reporter: mlowicki
>
> {code}
> ERROR [SharedPool-Worker-63] 2015-11-11 17:53:16,161 
> JVMStabilityInspector.java:117 - JVM state determined to be unstable.  
> Exiting forcefully due to:
> java.lang.OutOfMemoryError: Direct buffer memory
>         at java.nio.Bits.reserveMemory(Bits.java:658) ~[na:1.7.0_80]
>         at java.nio.DirectByteBuffer.<init>(DirectByteBuffer.java:123) 
> ~[na:1.7.0_80]
>         at java.nio.ByteBuffer.allocateDirect(ByteBuffer.java:306) 
> ~[na:1.7.0_80]
>         at sun.nio.ch.Util.getTemporaryDirectBuffer(Util.java:174) 
> ~[na:1.7.0_80]
>         at sun.nio.ch.IOUtil.read(IOUtil.java:195) ~[na:1.7.0_80]
>         at sun.nio.ch.FileChannelImpl.read(FileChannelImpl.java:149) 
> ~[na:1.7.0_80]
>         at 
> org.apache.cassandra.io.compress.CompressedRandomAccessReader.decompressChunk(CompressedRandomAccessReader.java:104)
>  ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.io.compress.CompressedRandomAccessReader.reBuffer(CompressedRandomAccessReader.java:81)
>  ~[apache-cassandra-2.1.11.jar:2.1.11]  
>         at 
> org.apache.cassandra.io.util.RandomAccessReader.seek(RandomAccessReader.java:310)
>  ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.io.util.PoolingSegmentedFile.getSegment(PoolingSegmentedFile.java:64)
>  ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.io.sstable.SSTableReader.getFileDataInput(SSTableReader.java:1894)
>  ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.db.columniterator.IndexedSliceReader.setToRowStart(IndexedSliceReader.java:107)
>  ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.db.columniterator.IndexedSliceReader.<init>(IndexedSliceReader.java:83)
>  ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.db.columniterator.SSTableSliceIterator.createReader(SSTableSliceIterator.java:65)
>  ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.db.columniterator.SSTableSliceIterator.<init>(SSTableSliceIterator.java:42)
>  ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.db.filter.SliceQueryFilter.getSSTableColumnIterator(SliceQueryFilter.java:246)
>  ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.db.filter.QueryFilter.getSSTableColumnIterator(QueryFilter.java:62)
>  ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.db.CollationController.collectAllData(CollationController.java:270)
>  ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.db.CollationController.getTopLevelColumns(CollationController.java:62)
>  ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.db.ColumnFamilyStore.getTopLevelColumns(ColumnFamilyStore.java:1994)
>  ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.db.ColumnFamilyStore.getColumnFamily(ColumnFamilyStore.java:1837)
>  ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at org.apache.cassandra.db.Keyspace.getRow(Keyspace.java:353) 
> ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.db.SliceFromReadCommand.getRow(SliceFromReadCommand.java:85)
>  ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.db.ReadVerbHandler.doVerb(ReadVerbHandler.java:47) 
> ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> org.apache.cassandra.net.MessageDeliveryTask.run(MessageDeliveryTask.java:64) 
> ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at 
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471) 
> ~[na:1.7.0_80]
>         at 
> org.apache.cassandra.concurrent.AbstractTracingAwareExecutorService$FutureTask.run(AbstractTracingAwareExecutorService.java:164)
>  ~[apache-cassandra-2.1.11.jar:2.1.11]
>         at org.apache.cassandra.concurrent.SEPWorker.run(SEPWorker.java:105) 
> [apache-cassandra-2.1.11.jar:2.1.11]
>         at java.lang.Thread.run(Thread.java:745) [na:1.7.0_80]
> {code}



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