Cpu meters stop after stopping/resuming an instance

Bug #1154596 reported by Yolanda Robla
6
This bug affects 1 person
Affects Status Importance Assigned to Milestone
Ceilometer
Invalid
Undecided
Eoghan Glynn

Bug Description

I'll show the case:
I have an instance with resource id xxx
I do a nova stop and a nova start for a while. After that, when i do a call with ceilometerclient, i'm stopping having meterings from cpu. I receive one/several blank meterings, and then it stops collecting cpu:

| xxx | cpu | cumulative | 1.0177841e+14 | ns | 2013-03-13T13:04:19 |
| xxx | cpu | cumulative | 1.0188838e+14 | ns | 2013-03-13T13:14:19 |
| xxx | cpu | cumulative | | ns | 2013-03-13T13:24:19 |

Other machines have been reporting cpu usage after that date. Also i can see disk usage for that machines after that date, but the cpu meterings are missing.

Eoghan Glynn (eglynn)
Changed in ceilometer:
assignee: nobody → Eoghan Glynn (eglynn)
Revision history for this message
Eoghan Glynn (eglynn) wrote :

This is a case of the later samples not being noticed in the ceilometerclient output, as these are not sorted in timestamp order.

The later samples can be seen post-restart with something like:

  ceilometer sample-list -c cpu -r $INSTANCE_ID | awk '/2013/ {print $(NF-1)}' | sort

Changed in ceilometer:
status: New → Invalid
Revision history for this message
Eoghan Glynn (eglynn) wrote :

Marking as invalid (not a bug).

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