From owner-freebsd-current Thu Oct 30 15:38:18 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.7/8.8.7) id PAA21048 for current-outgoing; Thu, 30 Oct 1997 15:38:18 -0800 (PST) (envelope-from owner-freebsd-current) Received: from kaos.atext.com (kaos.atext.com [204.62.245.13]) by hub.freebsd.org (8.8.7/8.8.7) with ESMTP id PAA21036 for ; Thu, 30 Oct 1997 15:38:15 -0800 (PST) (envelope-from kingson@excite.com) Received: from excite.com (batik [204.62.245.185]) by kaos.atext.com (8.8.5/8.8.5) with ESMTP id PAA27089; Thu, 30 Oct 1997 15:37:36 -0800 (PST) Message-ID: <34591A3C.B81619A2@excite.com> Date: Thu, 30 Oct 1997 15:37:32 -0800 From: Kingson Gunawan Reply-To: kingson@excite.com Organization: Excite Inc. X-Mailer: Mozilla 4.02 [en] (X11; I; SunOS 5.5.1 sun4m) MIME-Version: 1.0 To: Tom CC: freebsd-current@FreeBSD.ORG Subject: Re: Any luck with DPT SmartRaid 4 and SMP FreeBSD-current??? References: Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: owner-freebsd-current@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk Hi Tom, I am planning to use RAID 0 (no mirroring), just a straight stripping. BTW, potentially, I will need to grow the array up to around 120GB. However, that's somewhat in the future. This array will be read intensive. Kingson Tom wrote: > > On Thu, 30 Oct 1997, Kingson Gunawan wrote: > > > I am planning to configure a huge (20+GB)RAID volume, and just happen to > > have a DPT controller sitting around. Have anyone done this > > successfully? Is this a better config compared to using ccd? > > 20GB is pretty small for drive arrays. Compared to ccd? Well, it can > RAID5 which ccd can't, but write performance suffers a bit in RAID5. > > If you have 6 or 10 drives, you might might to make two RAID5 arrays, > and then use ccd on them. > > But it all depends on what you want to do, and what RAID level you are > going to use. > > > Kingson > > > > > > Tom