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Bug #17248

Reduce deep scrub impact on normal operations

Added by David Zafman almost 3 years ago. Updated almost 3 years ago.

Status:
Duplicate
Priority:
Urgent
Assignee:
Category:
-
Target version:
-
Start date:
09/08/2016
Due date:
% Done:

0%

Source:
other
Tags:
Backport:
Regression:
No
Severity:
3 - minor
Reviewed:
Affected Versions:
ceph-qa-suite:
Pull request ID:

Description

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


Related issues

Duplicates Ceph - Feature #17470: Improve deep-scrub performance with many snapshots Resolved 10/01/2016

History

#1 Updated by David Zafman almost 3 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 Need Review

#2 Updated by David Zafman almost 3 years ago

  • Duplicates Feature #17470: Improve deep-scrub performance with many snapshots added

#3 Updated by David Zafman almost 3 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.

#4 Updated by David Zafman almost 3 years ago

  • Status changed from Need Review to Duplicate

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

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