From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262074AbTL1Vfj (ORCPT ); Sun, 28 Dec 2003 16:35:39 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262081AbTL1Vfj (ORCPT ); Sun, 28 Dec 2003 16:35:39 -0500 Received: from litaipig.ucr.edu ([138.23.89.48]:50126 "EHLO mail-infomine.ucr.edu") by vger.kernel.org with ESMTP id S262074AbTL1Vfh (ORCPT ); Sun, 28 Dec 2003 16:35:37 -0500 Date: Sun, 28 Dec 2003 13:35:35 -0800 To: Joel Jaeggli Cc: linux-kernel@vger.kernel.org Subject: Re: Best Low-cost IDE RAID Solution For 2.6.x? (OT?) Message-ID: <20031228213535.GA21459@mail-infomine.ucr.edu> References: <20031228180424.GA16622@mail-infomine.ucr.edu> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.3.28i X-Fnord: +++ath X-WebTV-Stationery: Standard; BGColor=black; TextColor=black X-Message-Flag: Message text blocked: ADULT LANGUAGE/SITUATIONS X-BeenThere: crackmonkey@crackmonkey.org From: ruschein@mail-infomine.ucr.edu (Johannes Ruscheinski) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Also sprach Joel Jaeggli: > well if you currently have 1tb in 8 non-redundant drives then you using > 160GB disks... no? > > the biggest p-ata disks right now are ~320GB so you can do a ~1TB software > raid 5 stripe on a single 4 port ata controller such as a promise tx4000 > using regular software raid rather than the promise raid. that would end > up being fairly inexpensive and buy you more protection. Fisrt of all: thanks for the advice Joel! Two questions: why not use the hardware raid capability of the Promise tx4000 and if we'd use software raid instead, what would be the CPU overhead? > > linux software raid hsa been as releiable as anything else we've used over > the years, the lack of reliabilitiy in your situation will come entirely Good to hear. > from failing disks, lose one and your filesystem is toast. I was aware of that, thanks! > > joelja > > On Sun, 28 Dec 2003, Johannes Ruscheinski wrote: > > > Hi, > > > > We're looking for a low-cost high-reliability IDE RAID solution that works well > > with the 2.6.x series of kernels. We have about 1 TB (8 disks) that we'd > > like to access in a non-redundant raid mode. Yes, I know, that lack of > > redundancy and high reliability are contradictory. Let's just say that > > currently we lack the funding to do anything else but we may be able to obtain > > more funding for our disk storage needs in the near future. > > > > -- > -------------------------------------------------------------------------- > Joel Jaeggli Unix Consulting joelja@darkwing.uoregon.edu > GPG Key Fingerprint: 5C6E 0104 BAF0 40B0 5BD3 C38B F000 35AB B67F 56B2 > -- Johannes -- Dr. Johannes Ruscheinski EMail: ruschein_AT_infomine.ucr.edu *** Linux *** Location: science library, room G40 *** The Choice Of A GNU Generation! *** Phone: (909) 787-2279 Outlook, n.: A virus delivery system with added email functionality.