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From: Mark Lord <lkml@rtr.ca>
To: "Maciej W. Rozycki" <macro@linux-mips.org>
Cc: Alberto Gonzalez <info@gnebu.es>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: Laptop's HDD
Date: Mon, 12 Nov 2007 12:09:22 -0500	[thread overview]
Message-ID: <473888C2.8070709@rtr.ca> (raw)
In-Reply-To: <Pine.LNX.4.64N.0711091416570.914@blysk.ds.pg.gda.pl>

Maciej W. Rozycki wrote:
> On Sun, 4 Nov 2007, Alberto Gonzalez wrote:
> 
>> The problem comes from a very high rate of load/unload cycles of the heads 
>> that reaches the 300.000-600.000 limit in 2-3 years (with smartmontools it 
>> can checked it with "smartctl -A /dev/sda")  . There are reports of HDD dying 
>> even earlier for this problem [2]
> 
>  I use:
> 
> # hdparm -B 255 /dev/hda
> 
> to get rid of the problem with an ATA disk where I do not care that much 
> about power consumption.  I do not know what the equivalent for a SATA 
> disk would be, but chances are it will be easier to track it down with the 
> reference above.
..

The exact same command works with SATA drives.

-ml

      parent reply	other threads:[~2007-11-12 17:09 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-11-03 23:02 Laptop's HDD Alberto Gonzalez
2007-11-05 11:10 ` Pádraig Brady
2007-11-09 14:21 ` Maciej W. Rozycki
2007-11-10  3:28   ` Jeff Garzik
2007-11-10 20:25   ` Stephen Clark
2007-11-12 17:09   ` Mark Lord [this message]

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