From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tim Moore Subject: Re: 3Ware on 64bit Linux. Date: Sun, 19 Jun 2005 08:57:45 -0700 Message-ID: <42B595F9.9020207@nsr500.net> References: <602f2f2b050608100938ddad81@mail.gmail.com> <200506081156.31051.hjm@tacgi.com> <42A94E91.80009@nsr500.net> <200506100836.20625.hjm@tacgi.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <200506100836.20625.hjm@tacgi.com> Sender: linux-raid-owner@vger.kernel.org To: linux-raid@vger.kernel.org List-Id: linux-raid.ids Harry Mangalam wrote: > > On Friday 10 June 2005 1:25 am, Tim Moore wrote: > > >>The SD's are 100% duty cycle, 24x7, 1M hour MTBF commercial SATA II drives, >>whereas the JD's are SATA I with a "desktop" rating and a 'designed for >>Microsoft Windows' cert. Why WD would trade a commercial drive for a >>desktop drive? > > > Dunno, but they did, altho the disks back were 'recertified', not new. As to Interesting. Maybe there were serious mfg problems with the JDs. > the 1M MTBF rating, I also dunno. I got 9 're-certified SD drives' back from > WD and 2 of them (oops, make that 3 of them) have failed in the past 24 > hours, which points to some underlying problem in the system. It's on a UPS > which should condition the voltage. The drives that went out were on > different ports and one of them was direct-connected, not via a hotswap cage > (due to previous suspicions about the hotswap cage). > > Any insight into this failure rate would be appreciated. About to open > another support call to 3ware... I've also taken "failed" WD drives on production hardware which have passed WD's own check program and found that badblocks -n will force remapping the bad sectors. > > >>Besides that I've used 3Ware controllers since the 6400 and have had zero >>problems with anything. > > > I guess I'm the reason they say YMMV. :) Fair enough.