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Bug #17248

closed

Reduce deep scrub impact on normal operations

Added by David Zafman over 7 years ago. Updated over 7 years ago.

Status:
Duplicate
Priority:
Urgent
Assignee:
David Zafman
Category:
-
Target version:
-
% Done:

0%

Source:
other
Tags:
Backport:
Regression:
No
Severity:
3 - minor
Reviewed:
Affected Versions:
ceph-qa-suite:
Pull request ID:
Crash signature (v1):
Crash signature (v2):

Description

If there are lot of clones this can cause scrub to degrade performance.

Related issues 1 (0 open — 1 closed)

Is duplicate of Ceph - Feature #17470: Improve deep-scrub performance with many snapshotsResolvedDavid Zafman10/01/2016

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 #1

Updated by David Zafman over 7 years ago

  • Subject changed from PG scrub bypasses 'osd_scrub_chunk_max' limit to find hash boundary to Reduce deep scrub impact on normal operations
  • Status changed from New to Fix Under Review
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 #2

Updated by David Zafman over 7 years ago

  • Is duplicate of Feature #17470: Improve deep-scrub performance with many snapshots added
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 #3

Updated by David Zafman over 7 years ago

I want to review the original changes I did for this issue to see if any improvements should go into master. The real fix is going in with the duplicate 17470.

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 #4

Updated by David Zafman over 7 years ago

  • Status changed from Fix Under Review to Duplicate

This ends up getting fixed as a result of fixing 17470 so closing as a duplicate.

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