[HIVE-5244] Concurrent query compilation in HiveServer2 - ASF JIRA

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Type: Improvement
Status: Resolved
Priority: Major
Resolution: Duplicate
Affects Version/s: None
Fix Version/s: None
Component/s: HiveServer2
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Description

Currently, in an HS2 process, multiple threads block on query compilation (check Driver#runInternal) due to coarse level threading at the Driver class object level. This can be a severe performance bottleneck, especially for a remote server serving multiple clients.

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duplicates

HIVE-4239 Remove lock on compilation stage

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Assignee:: Vaibhav Gumashta

Reporter:: Vaibhav Gumashta

Votes:: 0 Vote for this issue

Watchers:: 2 Start watching this issue

Dates

Created:: 09/Sep/13 07:19

Updated:: 25/Sep/13 02:14

Resolved:: 25/Sep/13 02:14