Re: Fwd: Question on rbd maps

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Thanks Jack. Exactly what I needed.

Appreciate quick response.

Regards,
Shridhar


On Tue, 7 Apr 2020 at 10:00, Jack <ceph@xxxxxxxxxxxxxx> wrote:

> Hi,
>
> Checkout rbd status <image>
> For instance:
> root@ceph5-1:~# rbd status vm-903-disk-1
> Watchers:
>         watcher=10.5.0.39:0/866486904 client.522682726
> cookie=140177351959424
>
> This is the list of clients for that image
> All mapping hosts are in it
>
>
> On 4/7/20 6:46 PM, Void Star Nill wrote:
> > Hello,
> >
> > Is there a way to find out all the clients where the volumes are mapped
> > from a central point?
> >
> > We have a large fleet of machines that use ceph rbd volumes. For some
> > maintenance purposes, we need to find out if a volume is mapped anywhere
> > before acting on it. Right now we go and query each client machines with
> > `rbd showmapped` commands. Is there a variant of this CLI that lists all
> > mappings on a single node (ceph mon for instance)?
> >
> > Thanks,
> > Shridhar
> > _______________________________________________
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> >
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