From mboxrd@z Thu Jan 1 00:00:00 1970 From: Harry Mangalam Subject: Re: SMART, was Re: More tales of horror from the linux (HW) raid crypt Date: Wed, 22 Jun 2005 16:32:03 -0700 Message-ID: <200506221632.03294.hjm@tacgi.com> References: <5d96567b05061804477325d743@mail.gmail.com> <200506221433.00321.hjm@tacgi.com> <20050622231513.GC23624@sam.triumf.ca> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20050622231513.GC23624@sam.triumf.ca> Content-Disposition: inline Sender: linux-raid-owner@vger.kernel.org To: Konstantin Olchanski Cc: linux-raid@vger.kernel.org List-Id: linux-raid.ids On Wednesday 22 June 2005 4:15 pm, Konstantin Olchanski wrote: > But does anybody know what all these SMART parameters *mean* ?!? Yes, apparently, it's all written down: http://smartmontools.sourceforge.net/#references > AFAIK, only a handful of parameters ("temperature", "reallocated sectors", > and "start stop count") seem to measure something. All the other > stuff appears to be complete gibberish. Yup, I agree. But the information that isn't useful doesn't negate that which is. And the gibberish may indeed be useful once it is interpreted. > Then for the SMART "status", it is completely useless- I had SMART > complain about perfectly good disks ("this disk will fail soon!!!"- a few > 120GB WDs that sometimes stop seeking, probably through overheating) > and I had completely unusable disks (i.e. develops about 10 unreadable > sectors per day) that SMART was perfectly happy with. This I can't address - I've not had this experience - others can speak up about this. > K.O. (and thanks again for your help on my original problem!) -- Cheers, Harry Harry J Mangalam - 949 856 2847 (vox; email for fax) - hjm@tacgi.com <>