[ale] Which large capacity drives are you having the best luck with?

Matty matty91 at gmail.com
Wed Dec 22 11:56:39 EST 2010


On Wed, Dec 22, 2010 at 11:22 AM, Greg Freemyer <greg.freemyer at gmail.com> wrote:
> On Wed, Dec 22, 2010 at 10:56 AM, Richard Faulkner
> <rfaulkner at 34thprs.org> wrote:
> <snip>
>> Question for Greg...
>>
>> I do not have storage-fixup.conf in FC12....neither do I see it available in
>> package
>> manager.  Where is a safe source to get it?
>>
>
> The official repo is:
>
> http://git.kernel.org/?p=linux/kernel/git/tj/storage-fixup.git
>
> And you can look through the list of problem drives by looking at:
>
> http://git.kernel.org/?p=linux/kernel/git/tj/storage-fixup.git;a=blob;f=storage-fixup.conf;h=711813339730325cf3ffe4b67af45c83d7f90fbc;hb=refs/heads/master
>
> Lots of drives in there, but WDC seems over represented and theirs are
> the only ones I've seen actually trigger application failure due to
> failed writes.  (the problem is the drives in this list park the heads
> excessively and thus can be very slow to respond to i/o activity.  If
> it takes too long, the kernel can error out the i/o and user space is
> often not prepared to handle a read or write failure gracefully.)
>
> If you have a drive in the list, then with Fedora I can't help.  (I
> don't know how you would cause storage-fixup to be called during boot
> and resume under Fedora.)
>
> (I'm surprised Fedora doesn't have this packaged.  Suse, Ubuntu, and
> Arch all do.)


A number of folks have also had good luck with the wdtler utility:

http://en.wikipedia.org/wiki/Time-Limited_Error_Recovery

Do you happen to know if the storage-fixup tool disables TLER on WD
green drives? It appears TLER causes a fair number of issues.

- Ryan
--
http://prefetch.net



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