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Bug #40971

cephfs: MDS performance counters chart doesn't display data

Added by Kiefer Chang 25 days ago. Updated 22 days ago.

Status:
Resolved
Priority:
Normal
Assignee:
Category:
dashboard/cephfs
Target version:
Start date:
07/26/2019
Due date:
% Done:

0%

Source:
Tags:
Backport:
Regression:
Yes
Severity:
3 - minor
Reviewed:
Affected Versions:
ceph-qa-suite:
Pull request ID:

Description

The MDS performance counters chart at the bottom of Filesystems page doesn't display data.

screencapture-localhost-4200-2019-07-26-14_14_13.png View (108 KB) Kiefer Chang, 07/26/2019 06:24 AM

History

#1 Updated by Kiefer Chang 25 days ago

This issue can't be reproduced on Nautilus branch (I tested this commit),

#2 Updated by Kiefer Chang 25 days ago

  • Status changed from New to In Progress
  • Assignee set to Kiefer Chang

#3 Updated by Kiefer Chang 25 days ago

It seems that resolution of timestamp returned by mgr.get_counter() has been changed to nano seconds.
Temporarily workaround in backend: https://github.com/bk201/ceph/commits/wip-40971
A reliable method to determine resolution will be nice.

#4 Updated by Kiefer Chang 22 days ago

timestamp of perf_counters is returned in nanosecond after this change:
https://github.com/ceph/ceph/pull/28882

#5 Updated by Kiefer Chang 22 days ago

  • Status changed from In Progress to Need Review
  • Pull request ID set to 29371

#6 Updated by Ricardo Dias 22 days ago

  • Status changed from Need Review to Resolved

#7 Updated by Ricardo Marques 22 days ago

  • Target version set to v15.0.0

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