fsck_ufs locked in snaplk

Kris Kennaway kris at obsecurity.org
Sun Apr 23 20:17:34 UTC 2006


On Sun, Apr 23, 2006 at 07:35:37PM +0400, Dmitry Morozovsky wrote:
> Colleagues,
> 
> one of my servers had to be rebooted uncleanly and then I have backgrounded 
> fsck locked for more than an our in snaplk:
> 
> 742 root         1  -4    4  1320K   688K snaplk   0:02  0.00% fsck_ufs
> 
> File system in question is 200G gmirror on SATA. Usually making a snapshot 
> (e.g., for making dumps) consumes 3-4 minutes for that fs, so it seems to me 
> that filesystem is in a deadlock.

Is the process performing I/O?  Background fsck deliberately runs at a
slow rate so it does not destroy I/O performance on the rest of the
system.

Kris
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 187 bytes
Desc: not available
Url : http://lists.freebsd.org/pipermail/freebsd-stable/attachments/20060423/8b9cba2b/attachment.pgp


More information about the freebsd-stable mailing list