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Bug #21774

closed

[performance] ~20% regression on 4K random read IO tests between Jewel and Luminous

Added by Jason Dillaman over 6 years ago. Updated over 6 years ago.

Status:
Closed
Priority:
High
Assignee:
Jason Dillaman
Target version:
-
% Done:

0%

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

Description

Jewel v10.2.10:

   bw (  KiB/s): min=32864, max=66240, per=99.96%, avg=42622.84, stdev=3557.04, samples=491
   iops        : min= 8216, max=16560, avg=10655.70, stdev=889.26, samples=491

Luminous v12.2.1:

   bw (  KiB/s): min=28312, max=39184, per=99.93%, avg=33852.23, stdev=2500.48, samples=53
   iops        : min= 7078, max= 9796, avg=8463.06, stdev=625.08, samples=53

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 #1

Updated by Jason Dillaman over 6 years ago

  • Status changed from In Progress to Closed
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