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From: Tejun Heo <tj@kernel.org>
To: Vincenzo Ciancia <ciancia@di.unipi.it>
Cc: linux-ide@vger.kernel.org
Subject: Re: One drive which perform frequent head unloads under Linux
Date: Mon, 29 Sep 2008 17:44:49 +0900	[thread overview]
Message-ID: <48E09581.8010504@kernel.org> (raw)
In-Reply-To: <1222334079.13537.2.camel@frattaglia>

Vincenzo Ciancia wrote:
> Hi, I own a toshiba m400 and I already had to replace a disk in less
> than one year (luckily, it was covered by warranty). I noticed that
> Load_Cycle_Count was indeed increasing. Using hdparm -B 255 fixes it,
> but also 254 seems to fix it (and I guess it is better to have some
> power management than none at all?). 
> 
> I am not subscribed to the list so if you need more information just ask
> me. I followed instructions at
> 
> http://ata.wiki.kernel.org/index.php/Known_issues#How_to_determine_whether_a_machine_has_this_problem

I just updated the page.  Can you please read the updated part (which is
in bold) and post how much the load cycle count increases per hour
without any adjustment?

Thanks.

-- 
tejun

  reply	other threads:[~2008-09-29  8:46 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-09-25  9:14 One drive which perform frequent head unloads under Linux Vincenzo Ciancia
2008-09-29  8:44 ` Tejun Heo [this message]
2008-09-29 12:18   ` Vincenzo Ciancia
2008-09-30 14:17     ` Tejun Heo

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