swap_pager: indefinite wait buffer

Michael Grant mg-fbsd3 at grant.org
Wed Mar 5 18:29:16 UTC 2008


On Wed, Mar 5, 2008 at 11:08 AM, Ruben van Staveren <ruben at verweg.com> wrote:
>  On 5 Mar 2008, at 10:06, Michael Grant wrote:
>
>  > My server just literally was brought to it's knees with this message
>  > spewing on the console:
>  >
>  > swap_pager: indefinite wait buffer: bufobj: 0, blkno: 1203133, size:
>  > 4096
>  >
>  > (blkno and size were varying)
>  >
>  > Some searching says that this is or was a bug.  Has this been fixed
>  > yet?  If so, what should I upgrade to?  I'm currently running 6.3
>
>  You may consider partition backed swap instead of file backed swap if
>  that is the case.

Hmm, I can't easily do that, I didn't leave any empty partitions
around as I never considered swapping to a file to be a so bad.

Is swapping to a file so bad under normal conditions?

Does this mean that this bug is still not fixed in 7.0?

Is there any way to do anything akin to Partition Magic on ufs to
shrink the fs?  (not sure if it's ufs1 or ufs2, mount reports it as
'ufs').

Michael Grant


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