17838
ID CLASS WEIGHT REWEIGHT SIZE USE AVAIL %USE VAR PGS
24 hdd 1.00000 1.00000 419GiB 185GiB 234GiB 44.06 1.46 85
light snapshot use
On Thu, Jun 6, 2019 at 2:00 PM Sage Weil <s...@redhat.com> wrote:
> Hello RBD users,
>
> Would you mind running this command on a random OSD on your RBD-oriented
> cluster?
>
> ceph-objectstore-tool \
> --data-path /var/lib/ceph/osd/ceph-NNN \
>
> '["meta",{"oid":"snapmapper","key":"","snapid":0,"hash":2758339587,"max":0,"pool":-1,"namespace":"","max":0}]'
> \
> list-omap | wc -l
>
> ...and share the number of lines along with the overall size and
> utilization % of the OSD? The OSD needs to be stopped, then run that
> command, then start it up again.
>
> I'm trying to guage how much snapmapper metadata there is in a "typical"
> RBD environment. If you have some sense of whether your users make
> relatively heavy or light use of snapshots, that would be helpful too!
>
> Thanks!
> sage
> _______________________________________________
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> ceph-users@lists.ceph.com
> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
>
--
Shawn Iverson, CETL
Director of Technology
Rush County Schools
765-932-3901 option 7
ivers...@rushville.k12.in.us
[image: Cybersecurity]
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