On Fri, Jun 20, 2014 at 6:13 AM, Erik Logtenberg <e...@logtenberg.eu> wrote: > Hi Zheng, > > Additionally, I notice that as long as I don't do anything with that > directory, the permissions stay wrong. > > Previously I noticed that the permissions eventually got right by > themselves, but I don't know what triggered it. > > Also, the permission problem is not just with the first ever created > directory, it happens to files too: > > [host1 bla]# touch hoi > [host1 bla]# ls -al > -rw-r--r-- 1 root root 0 20 jun 00:05 hoi > > [host2 bla]# ls -al > -rw-rw-rw- 1 root root 0 20 jun 00:05 hoi > > Notice the additional group and world writable flags. It works the other > way round too: > > [host2 bla]# touch hoi2 > [host2 bla]# ls -al > -rw-r--r-- 1 root root 0 20 jun 00:09 hoi2 > > [host1 bla]# ls -al > -rw-rw-rw- 1 root root 0 20 jun 00:09 hoi2 > > However now after a couple of seconds I re-check on host2, and the > permissons have changed there as well: > > [host2 bla]# ls -al > -rw-rw-rw- 1 root root 0 20 jun 00:09 hoi2 > > So now it's group and world writable on both hosts.
I can't reproduce this locally. Please enable dynamic debugging for ceph (echo module ceph +p > /sys/kernel/debug/dynamic_debug/control) and send kernel log to me. Regards Yan, Zheng > > Kind regards, > > Erik. > > > On 06/19/2014 11:37 PM, Erik Logtenberg wrote: >> I am using the kernel client. >> >> kernel: 3.14.4-100.fc19.x86_64 >> ceph: ceph-0.80.1-0.fc19.x86_64 >> >> Actually, I seem to be able to reproduce it quite reliably. I just reset >> my cephfs (fiddling with erasure coded pools which was no success), so >> just for kicks tried again with creating a directory. Exactly the same >> results. >> >> Kind regards, >> >> Erik. >> >> >> >> On 06/16/2014 02:32 PM, Yan, Zheng wrote: >>> were you using ceph-fuse or kernel client? ceph version and kernel >>> version? how reliably you can reproduce this problem? >>> >>> Regards >>> Yan, Zheng >>> >>> On Sun, Jun 15, 2014 at 4:42 AM, Erik Logtenberg <e...@logtenberg.eu> wrote: >>>> Hi, >>>> >>>> So... I wrote some files into that directory to test performance, and >>>> now I notice that both hosts see the permissions the right way, like >>>> they were when I first created the directory. >>>> >>>> What is going on here? .. >>>> >>>> Erik. >>>> >>>> >>>> On 06/14/2014 10:32 PM, Erik Logtenberg wrote: >>>>> Hi, >>>>> >>>>> I ran into a weird issue with cephfs today. I create a directory like >>>>> this: >>>>> >>>>> # mkdir bla >>>>> # ls -al >>>>> drwxr-xr-x 1 root root 0 14 jun 22:22 bla >>>>> >>>>> Now on another host, with the same cephfs mounted, I see different >>>>> permissions: >>>>> >>>>> # ls -al >>>>> drwxrwxrwx 1 root root 0 14 jun 22:22 bla >>>>> >>>>> Weird, huh? >>>>> >>>>> Back to host #1, I unmount cephfs and mount it again. Now it sees the >>>>> same (changed) permissions as I saw on the second host: >>>>> >>>>> # ls -al >>>>> drwxrwxrwx 1 root root 0 14 jun 22:22 bla >>>>> >>>>> So... what happened to the original permissions and why did they change? >>>>> >>>>> Thanks, >>>>> >>>>> Erik. >>>>> _______________________________________________ >>>>> ceph-users mailing list >>>>> ceph-users@lists.ceph.com >>>>> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >>>>> >>>> _______________________________________________ >>>> ceph-users mailing list >>>> ceph-users@lists.ceph.com >>>> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >> _______________________________________________ >> ceph-users mailing list >> ceph-users@lists.ceph.com >> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >> > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com _______________________________________________ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
