[HADOOP-12975] Add jitter to CachingGetSpaceUsed's thread - ASF JIRA

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Details

Type: Sub-task
Status: Resolved
Priority: Major
Resolution: Fixed
Affects Version/s: 2.8.0
Fix Version/s: 2.8.0, 2.7.4, 3.0.0-alpha1
Component/s: None
Labels:
None

Target Version/s:

2.8.0, 2.7.4

Description

Running DU across lots of disks is very expensive and running all of the processes at the same time creates a noticeable IO spike. We should add some jitter.

Attachments

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Attachments

HADOOP-12975-branch-2.7.006.patch
11/May/17 15:01
6 kB
Erik Krogen
HADOOP-12975v6.patch
12/May/16 16:09
9 kB
Elliott Neil Clark
HADOOP-12975v5.patch
06/May/16 23:21
9 kB
Elliott Neil Clark
HADOOP-12975v4.patch
06/May/16 20:06
9 kB
Elliott Neil Clark
HADOOP-12975v3.patch
06/May/16 18:07
9 kB
Elliott Neil Clark
HADOOP-12975v2.patch
14/Apr/16 17:21
2 kB
Elliott Neil Clark
HADOOP-12975v1.patch
30/Mar/16 15:59
2 kB
Elliott Neil Clark
HADOOP-12975v0.patch
30/Mar/16 00:39
2 kB
Elliott Neil Clark

Issue Links

relates to

HADOOP-14408 Backport to 2.7: HADOOP-12975 Add jitter to du thread

Resolved

Activity

People

Assignee:

Elliott Neil Clark

Reporter:

Elliott Neil Clark

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Dates

Created:

30/Mar/16 00:09

Updated:

11/May/17 15:01

Resolved:

17/Jun/16 00:04