On 2017-09-29 17:13, Matthew Stroud wrote:
> Is there a way I could get a performance stats for rbd images? I'm looking
> for iops and throughput.
>
> This issue we are dealing with is that there was a sudden jump in throughput
> and I want to be able to find out with rbd volume might be causing it. I just
> manage the ceph cluster, not the openstack hypervisors. I'm hoping I can
> figure out the offending volume with the tool set I have.
>
> Thanks,
>
> Matthew Stroud
>
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if you use a kernel mapped rbd image you should be able to get io stats
from most stats tools, it will show as a regular block device.
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