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Date:      Wed, 20 Apr 2005 16:04:09 +0200
From:      Marc Olzheim <marcolz@stack.nl>
To:        Brian Fundakowski Feldman <green@freebsd.org>
Cc:        freebsd-current@freebsd.org
Subject:   Re: NFS client/buffer cache deadlock
Message-ID:  <20050420140409.GA77731@stack.nl>
In-Reply-To: <20050419204723.GG1157@green.homeunix.org>
References:  <20050418092550.GA97539@stack.nl> <20050418092752.GB97539@stack.nl> <20050418202213.GC1157@green.homeunix.org> <20050418203321.GA88774@stack.nl> <20050419133227.GA11612@stack.nl> <20050419151800.GE1157@green.homeunix.org> <20050419160258.GA12287@stack.nl> <20050419160900.GB12287@stack.nl> <20050419161616.GF1157@green.homeunix.org> <20050419204723.GG1157@green.homeunix.org>

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On Tue, Apr 19, 2005 at 04:47:23PM -0400, Brian Fundakowski Feldman wrote:
> This compiles.

It does and it seems to work.  The NFS performance drops considerably
though, from 8/9 MByte/s to 3/4 on sequential reads for instance.

kern/79208 is fixed by this indeed, in that I get short writes (in case
of my test server at 1802240+ bytes, so './writev 2 foo' fails...

Marc

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