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Backport #19083

jewel: osd: preserve allocation hint attribute during recovery

Added by Yao Ning about 7 years ago. Updated almost 7 years ago.

Status:
Resolved
Priority:
Normal
Assignee:
Yao Ning
Target version:
Release:
jewel
Crash signature (v1):
Crash signature (v2):

History

#1 Updated by Nathan Cutler about 7 years ago

  • Target version deleted (v10.2.7)

#2 Updated by Nathan Cutler almost 7 years ago

  • Description updated (diff)

description

For magnetic disk, we always want allocation hint to reduce the filesystem fragment. But currently hint atrribute will be lost after during recovery or backfill. This impacts the performance a lots for magnetic disk as OSD.

(request to backport https://github.com/ceph/ceph/pull/9452 to jewel)

#3 Updated by Nathan Cutler almost 7 years ago

  • Description updated (diff)
  • Status changed from New to In Progress
  • Assignee changed from Mark Nelson to Yao Ning

#4 Updated by Nathan Cutler almost 7 years ago

  • Status changed from In Progress to Need More Info

Greg is asking "Are we deliberately excluding EC pools from making use of allocation hints?"

#5 Updated by Nathan Cutler almost 7 years ago

  • Subject changed from osd:preserve allocation hint attribute during recovery to jewel: osd: preserve allocation hint attribute during recovery
  • Status changed from Need More Info to Resolved
  • Target version set to v10.2.8

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