[Bug 445852] Re: devkit-disks-probe-ata-smart causes HSM Violations on SSD, and potential hardware death

Martin Pitt martin.pitt at ubuntu.com
Tue Apr 13 07:15:27 UTC 2010


ubuntu-crypto [2010-04-12 21:52 -0000]:
> just to be sure it is safe to remove this patch if you *don't* use
> SDDs correct?

The SMART probing is not inherently tied to SSDs. It just seems that
many of today's SSDs use a kind of controller which acts up when its
asked for SMART status.

So, nobody can guarantee that this problem does not affect normal HDDs
as well, but it seems we haven't heard about those yet.

If you re-enable the SMART probing and it works for you (easy to
notice if your startup speed suddenly increases by 30 seconds or so),
then it's safe, yes.

Martin

-- 
Martin Pitt                        | http://www.piware.de
Ubuntu Developer (www.ubuntu.com)  | Debian Developer  (www.debian.org)

-- 
devkit-disks-probe-ata-smart causes HSM Violations on SSD, and potential hardware death
https://bugs.launchpad.net/bugs/445852
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