Details
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Bug
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Status: Closed
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Major
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Resolution: Fixed
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1.1.0
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None
Description
HiveServer2 performance regresses severely due to what appears to be a leak in the ZooKeeper connections. lsof output on the HS2 process shows about 8000 TCP connections to the ZK ensemble nodes.
grep TCP lsof-hive-node11 | grep node11 | grep -E "node03|node04|node05" | wc -l
7866
grep TCP lsof-hive-node11 | grep node11 | grep -E "node03" | wc -l
2615
grep TCP lsof-hive-node11 | grep node11 | grep -E "node04" | wc -l
2622
grep TCP lsof-hive-node11 | grep node11 | grep -E "node05" | wc -l
2629
node11 - HMS node
node03, node04 and node05 are the hosts for zookeeper ensemble.
Attachments
Attachments
Issue Links
- is depended upon by
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HIVE-12418 HiveHBaseTableInputFormat.getRecordReader() causes Zookeeper connection leak.
- Closed