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https://issues.apache.org/jira/browse/HIVE-11200?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14619539#comment-14619539
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Sergey Shelukhin commented on HIVE-11200:
-----------------------------------------
Probably a race condition with initialization
> LLAP: Cache BuddyAllocator throws NPE
> -------------------------------------
>
> Key: HIVE-11200
> URL: https://issues.apache.org/jira/browse/HIVE-11200
> Project: Hive
> Issue Type: Sub-task
> Affects Versions: llap
> Environment: large perf cluster - with 64Gb cache sizes
> Reporter: Gopal V
> Assignee: Sergey Shelukhin
> Priority: Minor
> Fix For: llap
>
>
> Built off da1e0cf21aeff0a9501c5e220a6f66ba61f6da94 merge point
> {code}
> Caused by: java.lang.NullPointerException
> at
> org.apache.hadoop.hive.llap.cache.BuddyAllocator$Arena.allocateWithSplit(BuddyAllocator.java:331)
> at
> org.apache.hadoop.hive.llap.cache.BuddyAllocator$Arena.allocateWithExpand(BuddyAllocator.java:399)
> at
> org.apache.hadoop.hive.llap.cache.BuddyAllocator$Arena.access$300(BuddyAllocator.java:228)
> at
> org.apache.hadoop.hive.llap.cache.BuddyAllocator.allocateMultiple(BuddyAllocator.java:156)
> at
> org.apache.hadoop.hive.ql.io.orc.InStream.readEncodedStream(InStream.java:761)
> at
> org.apache.hadoop.hive.ql.io.orc.EncodedReaderImpl.readEncodedColumns(EncodedReaderImpl.java:462)
> at
> org.apache.hadoop.hive.llap.io.encoded.OrcEncodedDataReader.callInternal(OrcEncodedDataReader.java:342)
> at
> org.apache.hadoop.hive.llap.io.encoded.OrcEncodedDataReader.callInternal(OrcEncodedDataReader.java:59)
> at
> org.apache.hadoop.hive.common.CallableWithNdc.call(CallableWithNdc.java:37)
> ... 4 more
> 2015-07-08 01:17:42,798
> [TezTaskRunner_attempt_1435700346116_1212_4_05_000080_0(attempt_1435700346116_1212_4_05_000080_0)]
> ERROR org.apache.hadoop.hive.ql.exec.tez.TezProcessor:
> org.apache.hadoop.hive.ql.metadata.HiveException: java.io.IOException:
> java.io.IOException: java.lang.NullPointerException
> {code}
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