Date: Wed, 14 Sep 2005 15:25:43 -0400 From: Kris Kennaway <kris@obsecurity.org> To: Ivan Voras <ivoras@fer.hr> Cc: stable@freebsd.org Subject: Re: ENOMEM in swap_pager Message-ID: <20050914192543.GA79143@xor.obsecurity.org> In-Reply-To: <20050914211535.L97204@geri.cc.fer.hr> References: <20050914211535.L97204@geri.cc.fer.hr>
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[-- Attachment #1 --] On Wed, Sep 14, 2005 at 09:20:48PM +0200, Ivan Voras wrote: > On a P3 server with 1GB of memory, every now and then (about twice a > month) I get a log full of errors like this: > > swap_pager: I/O error - pageout failed; blkno 167,size 4096, error 12 > swap_pager: I/O error - pageout failed; blkno 182,size 4096, error 12 > swap_pager: I/O error - pageout failed; blkno 199,size 8192, error 12 > swap_pager: I/O error - pageout failed; blkno 12456,size 20480, error 12 > swap_pager: I/O error - pageout failed; blkno 222,size 8192, error 12 > > The server runs fine otherwise, and it doesn't seem to affect applications > in any way I'm able to detect. It's running latest 5.4-RELEASE, swap is > on a SCSI disk, single processor. > > IIRC GEOM should handle ENOMEMs by retrying the IO, but I'm asking just in > case - are these errors something I should worry about? I/O errors suggest your disk is failing. Kris [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (FreeBSD) iD8DBQFDKHk3Wry0BWjoQKURAvLYAKCdb3g+jh7z+g0Ov2pwh5IuJax9mACgtmAO A+XhEEMxazxG18W8gVh4WSw= =yAui -----END PGP SIGNATURE-----
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