Thank you! That was the solution.
Eric On Wed, Jul 8, 2015 at 12:02 PM, Jan Schermer <[email protected]> wrote: > Have you tried "rmdir" instead of "rm -rf"? > > Jan > > > On 08 Jul 2015, at 19:17, Eric Eastman <[email protected]> > wrote: > > > > Hi, > > > > I have created a ceph file system on a cluster running ceph v9.0.1 and > have enable snapshots with the command: > > > > ceph mds set allow_new_snaps true --yes-i-really-mean-it > > > > On the top level of the ceph file system, I can cd into the hidden .snap > directory and I can create new directories with the mkdir command. I can > cd into the newly created snap directory and can read the files under it. > > > > I cannot delete any snapshots. It reports a Read-only file system when I > use the rm -rf command: > > > > /cephfs/.snap$ sudo rm -rf snap3 > > rm: cannot remove > 'snap3/m/ede-c1-cent66-01/2015-07-07_17_28_56/1/2009/month_10/day_1/hour_1/data_file.1': > Read-only file system > > rm: cannot remove > 'snap3/m/ede-c1-cent66-01/2015-07-07_17_28_56/1/2009/month_10/day_1/hour_1/data_file.10': > Read-only file system > > rm: cannot remove > 'snap3/m/ede-c1-cent66-01/2015-07-07_17_28_56/1/2009/month_10/day_1/hour_1/data_file.100': > Read-only file system > > ... > > > > I have tried this test with both the kernel driver and the fuse > interface. My ceph file system clients are based on Ubuntu 14.04 using ceph > v9.0.1 and the 4.1.0 Linux kernel. > > > > The exact kernel is: > > Linux version 4.1.0-040100-generic (kernel@gomeisa) (gcc version 4.6.3 > (Ubuntu/Linaro 4.6.3-1ubuntu5) ) #201506220235 SMP Mon Jun 22 06:36:19 UTC > 2015 > > > > ceph -v > > ceph version 9.0.1 (997b3f998d565a744bfefaaf34b08b891f8dbf64) > > > > I have also tried to remove .snap sub-directories in a directory 1 below > the mount point, and that failed the same way as shown: > > > > # pwd > > cephfs/top1/.snap > > # ls > > _snap1_1 _snap2_1 _snap3_1 top1snap > > # rm -rf top1snap/ > > rm: cannot remove 'top1snap/10gb.dat': Read-only file system > > rm: cannot remove 'top1snap/10gb.dat-1': Read-only file system > > rm: cannot remove 'top1snap/one.txt': Read-only file system > > > > Should this work? > > > > Thanks, > > > > Eric > > > > _______________________________________________ > > ceph-users mailing list > > [email protected] > > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > >
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