Hi Matt,
This is expected behaviour: pool IDs are not reused.
Cheers,
John
On Tue, Mar 18, 2014 at 6:53 PM, <Matt.Latter@xxxxxxxx> wrote:
>
> I am a novice ceph user creating a simple 4 OSD default cluster (initially)
> and experimenting with RADOS BENCH to understand basic HDD (OSD)
> performance. Each interation of rados bench -p data I want the cluster OSDs
> in initial state i.e. 0 objects . I assumed the easiest way was to remove
> and re-create the data pool each time.
>
> While this appears to work , when I run ceph -s it shows me the pool count
> is incrementing each time:
>
> matt@redstar9:~$ sudo ceph -s
> cluster c677f4c3-46a5-4ae1-b8aa-b070326c3b24
> health HEALTH_WARN clock skew detected on mon.redstar10, mon.redstar11
> monmap e1: 3 mons at
> {redstar10=192.168.5.40:6789/0,redstar11=192.168.5.41:6789/0,redstar9=192.168.5.39:6789/0},
> election epoch 6, quorum 0,1,2 redstar10,redstar11,redstar9
> osdmap e52: 4 osds: 4 up, 4 in
> pgmap v5240: 136 pgs, 14 pools, 768 MB data, 194 objects
> 1697 MB used, 14875 GB / 14876 GB avail
> 136 active+clean
>
>
> even though lspools still only shows me the 3 default pools (metadata, rbd,
> data)
>
> Is this a bug, AND/OR, is there a better way to zero my cluster for these
> experiments?
>
> Thanks,
>
> Matt Latter
>
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