Date: Wed, 30 Jan 2013 09:58:04 -0500 From: Paul Kraus <paul@kraus-haus.org> To: FreeBSD Mailing List <freebsd-questions@freebsd.org> Subject: Re: Software raid VS hardware raid Message-ID: <0D8A188B-6DD8-4218-9923-92DAAC786AB0@kraus-haus.org> In-Reply-To: <51091BB7.6090302@netfence.it> References: <5106E301.4070707@itlegion.ru> <51091BB7.6090302@netfence.it>
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On Jan 30, 2013, at 8:10 AM, Andrea Venturoli wrote: > You can spend the extra money you spare on the controller buying good = disks; as someone else pointed out don't get "desktop-class" ones, but = "24x7" ones. Server Class drives buy you some improvement, but my recent experience = with Seagate Barracuda ES.2 drives is not that good. I have had 50% of = them fail within the 5-year warranty period. My disks run 24x7 and I use = ZFS under FreeBSD 9 so I have not lost any data. I have: 2 x Seagate ES.2 250 GB (one has failed) 4 x Seagate ES.2 1 TB (two have failed) 2 x Hitachi UltraStar 1 TB (pre-WD acquisition), no failures, but they = are less than 2 years old. They are also noticeably faster than the = Seagate ES.2 I just ordered 2 x WD RE4 500 GB, we'll see how those do I go out of my way to purchase disks with a 5-year warranty, they are = still out there but you have to look for them. -- Paul Kraus Deputy Technical Director, LoneStarCon 3 Sound Coordinator, Schenectady Light Opera Company
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