Date: Tue, 20 Feb 2001 15:17:57 -0400 (AST) From: The Hermit Hacker <scrappy@hub.org> To: Tom Samplonius <tom@sdf.com> Cc: <freebsd-scsi@freebsd.org> Subject: Re: Mylex 170 controller ... Message-ID: <Pine.BSF.4.33.0102201516520.1999-100000@mobile.hub.org> In-Reply-To: <Pine.BSF.4.05.10102200904430.27851-100000@misery.sdf.com>
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okay, is there another card that ppl consider to be a better performer,
with the same stability? stability is my primary concern, else going RAID
would be useless, but it would be nice if I could get speed to go with it
:)
On Tue, 20 Feb 2001, Tom Samplonius wrote:
>
> On Tue, 20 Feb 2001, The Hermit Hacker wrote:
>
> > Can anyone offer some opinions on this? I know its supported, I just
> > haven't dealt with RAID controllers yet, so have zero experience to work
> > on here ...
> >
> > We have two choices ... a 32MB and a 64MB model ... at what point would
> > going to a 64MB model be warranted? What sort of environment?
>
> Well, I have a number of AccelRAID 352s which are a faster version of
> the 170 with dual channels.
>
> The IOs per second of each card is published on the Mylex web site. You
> should make sure you can live with that first. No idea how they test, but
> likely it is based on 100% cache hits.
>
> Generally I always install the largest cache possible in RAID
> controllers, regardless of the application.
>
> The stock mly driver is solid, but not a fast performer. Mike Smith has
> some patches
>
> > Thanks ...
> >
> > Marc G. Fournier ICQ#7615664 IRC Nick: Scrappy
> > Systems Administrator @ hub.org
> > primary: scrappy@hub.org secondary: scrappy@{freebsd|postgresql}.org
> >
> >
> > To Unsubscribe: send mail to majordomo@FreeBSD.org
> > with "unsubscribe freebsd-scsi" in the body of the message
> >
> >
>
>
Marc G. Fournier ICQ#7615664 IRC Nick: Scrappy
Systems Administrator @ hub.org
primary: scrappy@hub.org secondary: scrappy@{freebsd|postgresql}.org
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