From owner-freebsd-current@FreeBSD.ORG  Wed Mar 10 01:38:40 2004
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To: Michael Reifenberger <mike@Reifenberger.com>
From: "Poul-Henning Kamp" <phk@phk.freebsd.dk>
In-Reply-To: Your message of "Wed, 10 Mar 2004 10:33:19 +0100."
             <20040310103020.Y69923@fw.reifenberger.com> 
Date: Wed, 10 Mar 2004 10:38:36 +0100
Message-ID: <39679.1078911516@critter.freebsd.dk>
cc: freebsd-current@freebsd.org
Subject: Re: got "swap_pager: indefinite wait buffe" under -current 
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In message <20040310103020.Y69923@fw.reifenberger.com>, Michael Reifenberger wr
ites:
>Hi,
>under -current as of yesterday I got during the fixation of an audio CD
>using cdrecord via atapicam the following console message:
>
>swap_pager: indefinite wait buffer: device: ad0s2a, blkno: 34107, size: 16384
>
>What does that mean?

That a disk-I/O request did not complete.

Likely cause is disk hardware or media error.

Check for console messages from ata driver.

You can try to run gstat(8) the leftmost column which shows number
of outstanding I/O requests.


-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk@FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.