Date: Tue, 17 Nov 2009 14:26:42 -0700 From: Modulok <modulok@gmail.com> To: Adam Vande More <amvandemore@gmail.com> Cc: freebsd-questions@freebsd.org Subject: Re: Wester Digital 'deep recovery cycle' and gstripe? Message-ID: <64c038660911171326p329cee87x775a98c5d52605a3@mail.gmail.com> In-Reply-To: <6201873e0911171303w2c37f1c3we928798a6760d393@mail.gmail.com> References: <64c038660911171249r141cc810n62a721e48225954c@mail.gmail.com> <6201873e0911171303w2c37f1c3we928798a6760d393@mail.gmail.com>
next in thread | previous in thread | raw e-mail | index | archive | help
Correction, it would be a graid3 setup. Sorry. -Modulok- On 11/17/09, Adam Vande More <amvandemore@gmail.com> wrote: > On Tue, Nov 17, 2009 at 2:49 PM, Modulok <modulok@gmail.com> wrote: > >> List, >> >> Has anyone used 'Wester Digital Caviar Black' disks in a gstripe? >> >> I'm building a 2TB gstripe, from 3x 1TB disks. My concern, is the >> disks are 'consumer grade' disks. Western Digital mention not to use >> them with a raid controller as they have a potential, 'deep recovery >> cycle', which an last up to 2 minutes. This would theoretically result >> in them being dropped from the array. Despite this, I've heard >> successful uses of these disks via gmirror. (Granted, not the same as >> gstripe). Again, in theory, if one disk enters a 'deep recovery cycle' >> and is dropped from the array, and during that time another disks does >> the same the array is toast, right? >> >> Umm...what are the odds of this occurring? War stories? (The more I >> type this out, the more it's starting to sound like a bad idea.) >> Thoughts, ideas? >> -Modulok- >> >> In a stripe, if one goes it all goes. However I am not certain it's an > issue in your case, the gstripe labeling mode with create a persistent > config. If there's not a better answer, best thing to do would be to test > it out. setting up gstripe takes like 10 minutes. > > > -- > Adam Vande More >
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?64c038660911171326p329cee87x775a98c5d52605a3>