slim bouguerra created HIVE-21332:
-------------------------------------
Summary: Cache Purge command does purge the in-use buffer.
Key: HIVE-21332
URL: https://issues.apache.org/jira/browse/HIVE-21332
Project: Hive
Issue Type: Bug
Reporter: slim bouguerra
Assignee: slim bouguerra
Cache Purge command, is purging what is not suppose to evict.
This can lead to unrecoverable state.
{code}
TaskAttempt 3 failed, info=[Error: Error while running task ( failure ) :
attempt_1545278897356_0093_27_00_000001_3:java.lang.RuntimeException:
org.apache.hadoop.hive.ql.metadata.HiveException: java.io.IOException:
java.io.IOException:
org.apache.hadoop.hive.common.io.Allocator$AllocatorOutOfMemoryException:
Failed to allocate 32768; at 0 out of 1 (entire cache is fragmented and locked,
or an internal issue)
at
org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:296)
at org.apache.hadoop.hive.ql.exec.tez.TezProcessor.run(TezProcessor.java:250)
at
org.apache.tez.runtime.LogicalIOProcessorRuntimeTask.run(LogicalIOProcessorRuntimeTask.java:374)
at
org.apache.tez.runtime.task.TaskRunner2Callable$1.run(TaskRunner2Callable.java:73)
at
org.apache.tez.runtime.task.TaskRunner2Callable$1.run(TaskRunner2Callable.java:61)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:422)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1688)
at
org.apache.tez.runtime.task.TaskRunner2Callable.callInternal(TaskRunner2Callable.java:61)
at
org.apache.tez.runtime.task.TaskRunner2Callable.callInternal(TaskRunner2Callable.java:37)
at org.apache.tez.common.CallableWithNdc.call(CallableWithNdc.java:36)
at
org.apache.hadoop.hive.llap.daemon.impl.StatsRecordingThreadPool$WrappedCallable.call(StatsRecordingThreadPool.java:110)
at java.util.concurrent.FutureTask.run(FutureTask.java:266)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at java.lang.Thread.run(Thread.java:745)
Caused by: org.apache.hadoop.hive.ql.metadata.HiveException:
java.io.IOException: java.io.IOException:
org.apache.hadoop.hive.common.io.Allocator$AllocatorOutOfMemoryException:
Failed to allocate 32768; at 0 out of 1 (entire cache is fragmented and locked,
or an internal issue)
at
org.apache.hadoop.hive.ql.exec.tez.MapRecordSource.pushRecord(MapRecordSource.java:80)
at
org.apache.hadoop.hive.ql.exec.tez.MapRecordProcessor.run(MapRecordProcessor.java:426)
at
org.apache.hadoop.hive.ql.exec.tez.TezProcessor.initializeAndRunProcessor(TezProcessor.java:267)
... 15 more
Caused by: java.io.IOException: java.io.IOException:
org.apache.hadoop.hive.common.io.Allocator$AllocatorOutOfMemoryException:
Failed to allocate 32768; at 0 out of 1 (entire cache is fragmented and locked,
or an internal issue)
at
org.apache.hadoop.hive.io.HiveIOExceptionHandlerChain.handleRecordReaderNextException(HiveIOExceptionHandlerChain.java:121)
at
org.apache.hadoop.hive.io.HiveIOExceptionHandlerUtil.handleRecordReaderNextException(HiveIOExceptionHandlerUtil.java:77)
at
org.apache.hadoop.hive.ql.io.HiveContextAwareRecordReader.doNext(HiveContextAwareRecordReader.java:365)
at
org.apache.hadoop.hive.ql.io.HiveRecordReader.doNext(HiveRecordReader.java:79)
at
org.apache.hadoop.hive.ql.io.HiveRecordReader.doNext(HiveRecordReader.java:33)
at
org.apache.hadoop.hive.ql.io.HiveContextAwareRecordReader.next(HiveContextAwareRecordReader.java:116)
at
org.apache.hadoop.mapred.split.TezGroupedSplitsInputFormat$TezGroupedSplitsRecordReader.next(TezGroupedSplitsInputFormat.java:151)
at org.apache.tez.mapreduce.lib.MRReaderMapred.next(MRReaderMapred.java:116)
at
org.apache.hadoop.hive.ql.exec.tez.MapRecordSource.pushRecord(MapRecordSource.java:68)
... 17 more
Caused by: java.io.IOException:
org.apache.hadoop.hive.common.io.Allocator$AllocatorOutOfMemoryException:
Failed to allocate 32768; at 0 out of 1 (entire cache is fragmented and locked,
or an internal issue)
at
org.apache.hadoop.hive.ql.io.orc.encoded.EncodedReaderImpl.readEncodedColumns(EncodedReaderImpl.java:513)
at
org.apache.hadoop.hive.llap.io.encoded.OrcEncodedDataReader.performDataRead(OrcEncodedDataReader.java:407)
at
org.apache.hadoop.hive.llap.io.encoded.OrcEncodedDataReader$4.run(OrcEncodedDataReader.java:266)
at
org.apache.hadoop.hive.llap.io.encoded.OrcEncodedDataReader$4.run(OrcEncodedDataReader.java:263)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:422)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1688)
at
org.apache.hadoop.hive.llap.io.encoded.OrcEncodedDataReader.callInternal(OrcEncodedDataReader.java:263)
at
org.apache.hadoop.hive.llap.io.encoded.OrcEncodedDataReader.callInternal(OrcEncodedDataReader.java:110)
... 6 more
Caused by:
org.apache.hadoop.hive.common.io.Allocator$AllocatorOutOfMemoryException:
Failed to allocate 32768; at 0 out of 1 (entire cache is fragmented and locked,
or an internal issue)
at
org.apache.hadoop.hive.llap.cache.BuddyAllocator.allocateMultiple(BuddyAllocator.java:358)
at
org.apache.hadoop.hive.ql.io.orc.encoded.EncodedReaderImpl.allocateMultiple(EncodedReaderImpl.java:1295)
at
org.apache.hadoop.hive.ql.io.orc.encoded.EncodedReaderImpl.readEncodedStream(EncodedReaderImpl.java:923)
{code}
To reproduce this, set the LRFU policy to LRU (lambda = 1), then purge the
cache after running some queries that fills the cache.
The only way to recover is to restart LLAP.
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