Assuming the partition table is still zeroed on that image, can you run: # rados -p <pool name> get rbd_data.18394b3d1b58ba.0000000000000000 - | cut -b 512 | hexdump Can you also provide your pool setup: # ceph report --format xml 2>/dev/null | xmlstarlet sel -t -c "//osdmap/pools" -- Jason Dillaman ----- Original Message ----- > From: "Udo Waechter" <root@xxxxxxxxx> > To: "Jason Dillaman" <dillaman@xxxxxxxxxx> > Cc: "ceph-users" <ceph-users@xxxxxxxxxxxxxx> > Sent: Thursday, February 11, 2016 4:04:43 AM > Subject: Re: SSD-Cache Tier + RBD-Cache = Filesystem corruption? > > > > On 02/10/2016 06:07 PM, Jason Dillaman wrote: > > Can you provide the 'rbd info' dump from one of these corrupt images? > > > sure, > > rbd image 'ldap01.root.borked': > size 20000 MB in 5000 objects > order 22 (4096 kB objects) > block_name_prefix: rbd_data.18394b3d1b58ba > format: 2 > features: layering > flags: > parent: libvirt-pool/debian7-installed@xxxxxxxxxxxxxx > overlap: 20000 MB > > Thanks, > udo. > > _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com