From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eyal Lebedinsky Subject: Re: PATA/SATA Disk Reliability paper Date: Tue, 20 Feb 2007 08:42:32 +1100 Message-ID: <45DA19C8.8000002@eyal.emu.id.au> References: <45D89FF5.3020303@sauce.co.nz> <200702191426.16567.a1426z@gawab.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <200702191426.16567.a1426z@gawab.com> Sender: linux-raid-owner@vger.kernel.org To: Al Boldi Cc: linux-raid@vger.kernel.org List-Id: linux-raid.ids Disks are sealed, and a dessicant is present in each to keep humidity down. If you ever open a disk drive (e.g. for the magnets, or the mirror quality platters, or for fun) then you can see the dessicant sachet. cheers Al Boldi wrote: > Richard Scobie wrote: > >>Thought this paper may be of interest. A study done by Google on over >>100,000 drives they have/had in service. >> >>http://labs.google.com/papers/disk_failures.pdf > > > Interesting link. They seem to point out that smart not necessarily warns of > pending failure. This is probably worse than not having smart at all, as it > gives you the illusion of safety. > > If there is one thing to watch out for, it is "dew". > > I remember video machines sensing for dew, so do any drives sense for "dew"? > > > Thanks! > > -- > Al -- Eyal Lebedinsky (eyal@eyal.emu.id.au) attach .zip as .dat