Date: Tue, 18 Sep 2001 09:43:27 -0700 From: John Merryweather Cooper <john_m_cooper@yahoo.com> To: Douglas Egan <degan@calcon.net> Cc: hackers@freebsd.org Subject: Re: where to set hw.ata.wc Message-ID: <20010918094327.U1513@johncoop.MSHOME> In-Reply-To: <3BA77880.91744255@calcon.net>; from degan@calcon.net on Tue, Sep 18, 2001 at 09:38:24 -0700 References: <3BA77880.91744255@calcon.net>
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On 2001.09.18 09:38 Douglas Egan wrote:
> I want to run with 'soft updates' on ATA-100 Western Digital drives,
> so
> I want to make sure that hw.ata.wc="0"
>
> I am looking for the definitive solution for modifying this sysctl
> value.
>
> Previous threads talked about a couple of places:
>
> /etc/sysctl.conf - since it is read only value, it has been said
> by the time it gets here it is too late. I have
> verified that this has no effect.
>
> /boot/loader.conf - didn't try, but upgrading OS might overwrite file
>
> /boot/loader.conf.local - effective, but am unsure if this file is
> unaffected by upgrading.
>
> It seems /boot/loader.conf.local is the place, but I would like to
> know
> for sure.
>
> Thanks,
>
> Doug Egan
>
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/boot/loader.conf
An OS upgrade SHOULD only touch /boot/defaults/loader.conf.
--
jmc
MacroHard -- the perfection of form over
substance, marketing over
performance, and greed over
design . . .
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