On Tue, Apr 7, 2020 at 6:49 PM Void Star Nill wrote:
> So is there a way to tell ceph to release the lock if the client becomes
> unavailable?
That's the task of the new client trying to take the lock, it needs to
kick out the old client and blacklist the connection to ensure
consistency.
A comm
On Tue, Apr 7, 2020 at 6:49 PM Void Star Nill wrote:
>
> Hello All,
>
> Is there a way to specify that a lock (shared or exclusive) on an rbd
> volume be released if the client machine becomes unreachable or
> irresponsive?
>
> In one of our clusters, we use rbd locks on volumes to make sure provi
ssage-
From: Ilya Dryomov
Sent: Wednesday, 8 April 2020 5:48 PM
To: Void Star Nill
Cc: ceph-users
Subject: [ceph-users] Re: Fwd: question on rbd locks
On Tue, Apr 7, 2020 at 6:49 PM Void Star Nill wrote:
>
> Hello All,
>
> Is there a way to specify that a lock (shared or exc
Thanks Ilya, Paul.
I dont have the panic traces and probably they are not related to rbd. I
was merely describing our use case.
On our setup that we manage, we have a software layer similar to Kubernetes
CSI that orchestrates the volume map/unmap on behalf of the users. We are
currently using vol
Paul, Ilya, others,
Any inputs on this?
Thanks,
Shridhar
On Thu, 9 Apr 2020 at 12:30, Void Star Nill
wrote:
> Thanks Ilya, Paul.
>
> I dont have the panic traces and probably they are not related to rbd. I
> was merely describing our use case.
>
> On our setup that we manage, we have a softwa
As Paul said, a lock is typically broken by a new client trying
to grab it. As part of that the existing lock holder needs to be
blacklisted, unless you fence using some type of STONITH.
The question of whether the existing lock holder is dead can't be
answered in isolation. For example, the exc
That makes sense. Thanks Ilya.
On Mon, Apr 13, 2020 at 4:10 AM Ilya Dryomov wrote:
> As Paul said, a lock is typically broken by a new client trying
> to grab it. As part of that the existing lock holder needs to be
> blacklisted, unless you fence using some type of STONITH.
>
> The question of