[TEZ-1448] Make WeightedScalingMemoryDistributor as the default memory distributor - ASF JIRA

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Details

Type: Bug
Status: Closed
Priority: Major
Resolution: Fixed
Affects Version/s: None
Fix Version/s: 0.5.0
Component/s: None
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Hadoop Flags:

Reviewed

Description

Currently Tez uses ScalingAllocator; WeightedScalingMemoryDistributor provides better control over ScalingAllocator.

In certain DAG executions, response time improvements of over 6% have been observed at 10 TB scale and ~26% runtime improvement in memory intensive reducers.

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TEZ-1448.1.patch
19/Aug/14 08:58
3 kB
Rajesh Balamohan
TEZ-1448.2.patch
21/Aug/14 01:33
8 kB
Rajesh Balamohan
TEZ-1448.3.patch
21/Aug/14 22:35
8 kB
Rajesh Balamohan

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Assignee:: Rajesh Balamohan

Reporter:: Rajesh Balamohan

Votes:: 0 Vote for this issue

Watchers:: 3 Start watching this issue

Dates

Created:: 18/Aug/14 22:32

Updated:: 06/Sep/14 01:36

Resolved:: 23/Aug/14 02:36