[ltp] Harddrive Clicking

[Sebastian Geiger]

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So the Thinkpad Bios is sending the drive commands to make it save power
which actually results in the fact that it clicks. So the solution lies
within the BIOS? Should I request a Bios update from Lenovo then?

Regrads
Sebastian

Philipp Kern wrote:
> On Sat, Sep 20, 2008 at 10:07:53AM -0300, Henrique de Moraes Holschuh w=
rote:
>  =20
>> It is the hard-disc flying-heads auto-park ("unload").  Of course it o=
nly
>> happens in idle mode, it is supposed to let the disc shut down the pow=
er to
>> the head assembly linear motor, AND to secure the heads against shock.=

>> It is a DISC function.  It is in the ATA standards.
>> The whole deal is that some drives are too aggresive about it *given t=
he
>> parameters the ThinkPad BIOS sends to them*.
>> If something tells the disc to save power (hdparm APM) too aggressivel=
y, it
>> does just that.  Even if it will shorten its lifespan.
>>    =20
>
> And not only ThinkPad BIOSes are affected.  My Toshiba drive (OEM,
> replaced already two times) in my old iBook does just the same, albeit
> under Linux only.  It killed two drives in very short timeframes and th=
e
> aggressive parameters get restored after every sleep, so I need to make=

> sure that I deactivate the power management again in order to save my
> drives...
>
> Kind regards,
> Philipp Kern
>  =20


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