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Bug #40159
openmds: openfiletable prefetching large amounts of inodes lead to mds start failure
Status:
Fix Under Review
Priority:
Normal
Assignee:
Category:
Performance/Resource Usage
Target version:
% Done:
0%
Source:
Community (dev)
Tags:
Backport:
reef quincy squid
Regression:
No
Severity:
3 - minor
Reviewed:
Affected Versions:
ceph-qa-suite:
Component(FS):
MDS
Labels (FS):
Pull request ID:
Crash signature (v1):
Crash signature (v2):
Description
Recently, we found that both mdses of one of our cluster can't boot to up:active
After debugging, we believe this is due to openfiletable's prefetch phase is forced to load large amounts of "opened" inodes even if their caps are dropped by clients when reconnecting.
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