Re: provisioning clients in teuthology with an extra local filesystem

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On Tue, 2020-12-01 at 10:22 -0500, David Galloway wrote:
> On 12/1/20 9:55 AM, Jeff Layton wrote:
> > I've been working on a patch series to overhaul the fscache code in the
> > kclient. I also have this (really old) tracker to add fscache testing to
> > teuthology:
> > 
> >     https://tracker.ceph.com/issues/6373
> > 
> > It would be ideal if the clients in such testing had a dedicated
> > filesystem mounted on /var/cache/fscache, so that if it fills up it
> > doesn't take down the rootfs with it. We'll also need to have
> > cachefilesd installed and running in the client hosts.
> > 
> > Is it possible to do this in teuthology? How would I approach this?
> > 
> 
> I think I can make this happen pretty easily in ceph-cm-ansible.  What
> I'd need from you is desired filesystem type and size.  Once I'm done
> with my end, we'll need to create a cephlab.ansible overrides yaml
> fragment to stick in that suite's qa directory.
> 

Ok, cool:

fstype: xfs or ext4 (either is fine)
size: ~50g or so would be ideal, but we can probably get away with less 
      if necessary

Thanks!
-- 
Jeff Layton <jlayton@xxxxxxxxxx>
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