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Bug #43455

closed

Too many rgw.none indexes slow down list operations

Added by Ilsoo Byun over 4 years ago. Updated about 4 years ago.

Status:
Resolved
Priority:
Normal
Target version:
-
% Done:

0%

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

Description

I don't know why rgw.none indexes are created so much.
To my knowledge, rgw.none index is generated when cancelling a rgw transaction.
I just assume that multiple LC processes would try to delete the same object simultaneously.

Anyway, whatever the reason is, in this situation, a list operation takes too much time to complete.
Looking at the log, it seems like it's stuck in an infinite loop.
The same keys appear multiple times.


Files

terminal.png (290 KB) terminal.png Ilsoo Byun, 01/03/2020 08:25 AM

Related issues 2 (0 open2 closed)

Copied to rgw - Backport #43658: mimic: Too many rgw.none indexes slow down list operationsResolvedNathan CutlerActions
Copied to rgw - Backport #43728: nautilus: Too many rgw.none indexes slow down list operationsResolvedNathan CutlerActions
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