7.0-R freezes with: swap_pager: indefinite wait buffer: bufobj

Kris Kennaway kris at FreeBSD.org
Mon Jun 2 18:58:58 UTC 2008


Oskar Eyb wrote:
> Hello,
> 
> on a  7.0-RELEASE maschine I have now again a big problem with freezing.
> 
> 
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 388449, size: 4096
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 388452, size: 20480
> swap_pager: indefinite wait buffer: bufobj: 0, blkno: 387805, size: 16384
> 
> 
> # swapctl -l
> Device:       1024-blocks     Used:
> /dev/mirror/gm0s1b   1048576    485332
> /dev/md0        1048576    485316
> 
> 
> What to do against this, is there a patch available?

Your disk is taking an enormously long time to reply to swap I/O, which 
is what is eventually timing out with those errors.  Check that it is 
not failing.

Kris


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