[HIVE-21646] Tez: Prevent TezTasks from escaping thread logging context - ASF JIRA

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Details

Type: Bug
Status: Closed
Priority: Major
Resolution: Fixed
Affects Version/s: None
Fix Version/s: 4.0.0-alpha-1
Component/s: Tez
Labels:
None

Description

If hive.exec.parallel is set to true to parallelize MoveTasks or StatsTasks, the Tez task does not benefit from a new thread and will lose all the thread context of the current query.

Multiple threads even if they are spawned, will lock on SyncDagClient & make progress sequentially.

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HIVE-21646.1.patch
20/May/19 15:57
0.6 kB
Gopal Vijayaraghavan
HIVE-21646.1.patch
24/Apr/19 17:25
0.6 kB
Gopal Vijayaraghavan

Activity

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Assignee:: Gopal Vijayaraghavan

Reporter:: Gopal Vijayaraghavan

Votes:: 0 Vote for this issue

Watchers:: 2 Start watching this issue

Dates

Created:: 24/Apr/19 17:21

Updated:: 17/Nov/22 08:51

Resolved:: 24/May/19 06:23