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Date: Mon, 9 Oct 2006 05:39:15 +1000 (EST)
From: Bruce Evans <bde@zeta.org.au>
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To: Scott Long <scottl@samsco.org>
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Cc: freebsd-fs@freebsd.org, Kris Kennaway <kris@obsecurity.org>
Subject: Re: 2 bonnies can stop disk activity permanently
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On Sun, 8 Oct 2006, Scott Long wrote:

> Kris Kennaway wrote:
>> You forgot to even mention what version you're running ;-)
>> 
>> Also show your kernel config file.  Configure DDB per the chapter on

> No need for all of that information, the bug in vfs_bio.c is quite obvious. 
> =-(  Fixing it will take some thought, though.

Is it really obvious?  I think it is only obvious that many things are
not quite right.  The quick fix of increasing BKVASIZE to the size of
the largest buffer used should still work to prevent bkva fragmentation.

Bruce