try to kick out (evict) that cephfs client from the mds node, see http://docs.ceph.com/docs/master/cephfs/eviction/
Regards, Webert Lima DevOps Engineer at MAV Tecnologia *Belo Horizonte - Brasil* *IRC NICK - WebertRLZ* On Wed, Jan 10, 2018 at 12:59 AM, Mark Schouten <m...@tuxis.nl> wrote: > Hi, > > While upgrading a server with a CephFS mount tonight, it stalled on > installing > a new kernel, because it was waiting for `sync`. > > I'm pretty sure it has something to do with the CephFS filesystem which > caused > some issues last week. I think the kernel still has a reference to the > probably lazy unmounted CephFS filesystem. > Unmounting the filesystem 'works', which means it is no longer available, > but > the unmount-command seems to be waiting for sync() as well. Mounting the > filesystem again doesn't work either. > > I know the simple solution is to just reboot the server, but the server > holds > quite a lot of VM's and Containers, so I'd prefer to fix this without a > reboot. > > Anybody with some clever ideas? :) > > -- > Kerio Operator in de Cloud? https://www.kerioindecloud.nl/ > Mark Schouten | Tuxis Internet Engineering > KvK: 61527076 | http://www.tuxis.nl/ > T: 0318 200208 | i...@tuxis.nl > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > >
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