Bug #36192
closed
Internal fragment of ObjectCacher
Added by Zheng Yan over 5 years ago.
Updated over 4 years ago.
Backport:
mimic,luminous,jewel
Description
ObjectCacher::Object::merge_left() may cause severe internal fragments if both buffer head only have a few data (both buffer head have 4K preallocated space)
- Assignee set to Zheng Yan
- Priority changed from Normal to High
- Target version set to v14.0.0
- Start date deleted (
09/26/2018)
- Source set to Development
- Backport set to mimic,luminous
- Component(FS) osdc added
- Status changed from New to Fix Under Review
I've applied this patch on 12.2.7, rebuilt ceph-fuse and ran my test case that originally produced this issue. Happy to report that the ceph-fuse memory usage is now stable after several days of running.
- Status changed from Fix Under Review to Pending Backport
- Copied to Backport #36642: luminous: Internal fragment of ObjectCacher added
- Backport changed from mimic,luminous to mimic,luminous,jewel
- Status changed from Pending Backport to Resolved
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