> On Wed, Nov 07, 2012 at 02:30:22PM +0100, Edgar Fu? wrote: > > > But it did. Twice. > > Third time, same backtrace. In this case, a simple > > mkdir x > > on the same file system as before. > > That's a plain FFSv1 sized 553MB with 64k blocks. The only unusual thing is > > it has some 100000 inodes. Does that give a clue? > > No, but the 64K blocks do. Almost nobody uses them. Are you running all > your filesystems with 64K blocks?
FWIW: i've been running a file system with 64K blocks and frags for about 3 years now, quite successfully and it has quite a lot of random read activity constantly. .mrg.