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https://issues.apache.org/jira/browse/CASSANDRA-7278?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Jonathan Ellis resolved CASSANDRA-7278.
---------------------------------------
Resolution: Fixed
Reviewer: Jonathan Ellis
you're right. committed as 900f29c7f7e1d563c4b0c63eae0da8877766813f
> NPE in StorageProxy.java:1920
> -----------------------------
>
> Key: CASSANDRA-7278
> URL: https://issues.apache.org/jira/browse/CASSANDRA-7278
> Project: Cassandra
> Issue Type: Bug
> Components: Core
> Environment: Cassandra 2.07, x86-64 ubuntu 12.04
> Reporter: Duncan Sands
> Assignee: sankalp kohli
> Priority: Minor
> Attachments: sl
>
>
> Got this this morning under heavy load:
> ERROR [ReadStage:128] 2014-05-21 07:59:03,274 CassandraDaemon.java (line 198)
> Exception in thread Thread[ReadStage:128,5,main]
> java.lang.RuntimeException: java.lang.NullPointerException
> at
> org.apache.cassandra.service.StorageProxy$DroppableRunnable.run(StorageProxy.java:1920)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:744)
> Caused by: java.lang.NullPointerException
> at
> org.apache.cassandra.io.util.RandomAccessReader.getTotalBufferSize(RandomAccessReader.java:157)
> at
> org.apache.cassandra.io.compress.CompressedRandomAccessReader.getTotalBufferSize(CompressedRandomAccessReader.java:159)
> at
> org.apache.cassandra.service.FileCacheService.get(FileCacheService.java:96)
> at
> org.apache.cassandra.io.util.PoolingSegmentedFile.getSegment(PoolingSegmentedFile.java:36)
> at
> org.apache.cassandra.io.sstable.SSTableReader.getFileDataInput(SSTableReader.java:1195)
> at
> org.apache.cassandra.db.columniterator.SimpleSliceReader.<init>(SimpleSliceReader.java:57)
> at
> org.apache.cassandra.db.columniterator.SSTableSliceIterator.createReader(SSTableSliceIterator.java:65)
> at
> org.apache.cassandra.db.columniterator.SSTableSliceIterator.<init>(SSTableSliceIterator.java:42)
> at
> org.apache.cassandra.db.filter.SliceQueryFilter.getSSTableColumnIterator(SliceQueryFilter.java:167)
> at
> org.apache.cassandra.db.filter.QueryFilter.getSSTableColumnIterator(QueryFilter.java:62)
> at
> org.apache.cassandra.db.CollationController.collectAllData(CollationController.java:250)
> at
> org.apache.cassandra.db.CollationController.getTopLevelColumns(CollationController.java:53)
> at
> org.apache.cassandra.db.ColumnFamilyStore.getTopLevelColumns(ColumnFamilyStore.java:1540)
> at
> org.apache.cassandra.db.ColumnFamilyStore.getColumnFamily(ColumnFamilyStore.java:1369)
> at org.apache.cassandra.db.Keyspace.getRow(Keyspace.java:327)
> at
> org.apache.cassandra.db.SliceFromReadCommand.getRow(SliceFromReadCommand.java:65)
> at
> org.apache.cassandra.service.StorageProxy$LocalReadRunnable.runMayThrow(StorageProxy.java:1352)
> at
> org.apache.cassandra.service.StorageProxy$DroppableRunnable.run(StorageProxy.java:1916)
> ... 3 more
> There had just been a 20 second GC pause, and the system was dropping
> messages like mad, see attached log snippet.
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