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Date:      Thu, 23 Nov 2006 02:52:15 -0500
From:      Kris Kennaway <kris@obsecurity.org>
To:        Dieter <freebsd@sopwith.solgatos.com>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: processes not getting fair share of available disk I/O (was: Re: TCP parameters and interpreting tcpdump output )
Message-ID:  <20061123075214.GA51991@xor.obsecurity.org>
In-Reply-To: <200611230729.HAA05509@sopwith.solgatos.com>
References:  <20061123060929.GA49798@xor.obsecurity.org> <200611230729.HAA05509@sopwith.solgatos.com>

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On Wed, Nov 22, 2006 at 11:29:16PM +0000, Dieter wrote:
> > > 	hw.ata.wc=3D3D0
> >         ^^^^^^^^^^^
> > "Make my hard drive go reeeeally slow please (just in case I crash)" :)
>=20
> Slower, yes, but not *that* slow.
>=20
> Normal ls : 0.032 second.  Two processes using same disk, multiply by two,
> so 0.064 second.  Maybe the multiplier is more than 2, call it 10x, so
> 0.32 second.  But I'm seeing a factor of over 9100x.

Humour me and turn it back on, then see what happens.

Kris

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