Date: Fri, 1 Jul 2005 11:07:48 -0600 From: "Chad Leigh -- Shire.Net LLC" <chad@shire.net> To: Peter Jeremy <PeterJeremy@optushome.com.au> Cc: FreeBSD Questions <questions@freebsd.org>, hardware@freebsd.org Subject: Re: RAID Cards Message-ID: <07DFC3D6-E165-40F3-83FC-7AB92A1B9EF5@shire.net> In-Reply-To: <20050701091954.GC83739@cirb503493.alcatel.com.au> References: <20050630205744.GN33728@ratchet.nebcorp.com> <20050630211444.19C6343D48@mx1.FreeBSD.org> <20050701091954.GC83739@cirb503493.alcatel.com.au>
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On Jul 1, 2005, at 3:19 AM, Peter Jeremy wrote: > On Thu, 2005-Jun-30 17:18:15 -0400, Simon wrote: > >> It's not only CPU factor, I don't trust software RAID. >> > > I suspect you don't have a choice. Either the RAID is done in the > kernel > on your host system or the RAID is done in the the firmware on your > RAID > card. In either case, it's software. Sure, everything in the end is SW anymore, at least at a controlling level. But it does not involve the OS and can have special HW circuits used to perform certain functions much faster. It reduces the strain on the OS. Chad --- Chad Leigh -- Shire.Net LLC Your Web App and Email hosting provider chad@shire.net
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