On Wed, Mar 30, 2011 at 7:37 AM, Dmitriy Igrishin <dmitigr@gmail.com> wrote: > I've checked the disk with badblocs(8). The results are: > > File /pgsql/9.0/data0/base/16386/11838.5 (inode #3015588, mod time Wed Mar > 30 13:13:13 2011) > has 50 multiply-claimed block(s), shared with 1 file(s): > <The bad blocks inode> (inode #1, mod time Wed Mar 30 15:23:19 2011) > > After this, I've dropped the database and create a new one. Problem is > solved. > All the same it is interesting, why there was such problem? I am disturbed > because > I intend to use large objects in production...
It's very unlikely the problem is postgres. I give it equal odds on hard disk issue (did you check smart?) or lvm bug. I'd consider stress testing this storage stack for a while.
Thanks for the reply. It seems to me a hardware problem too. I'll check SMART.