Re: HD head unloads

From: Jan Engelhardt
Date: Wed Nov 15 2006 - 06:08:47 EST



On Nov 14 2006 13:06, Mark Lord wrote:
> Jan Engelhardt wrote:
>>
>> Let me jump in here. Short info: Toshiba MK2003GAH 1.8" 20GB PATA
>> harddisk, in a Sony Vaio U3 (x86, gray-blue PhoenixBIOS).
>> If idle for more than 5 secs, unloads. Even when not inside any OS, which
>> really sets me off.
>> So I wrote a quick workaround hack for Linux, http://tinyurl.com/y3qs6g
>> It reads a predefined amount of bytes (just as much to not cause slowdown
>> yet still cause it to not unload) from the disk at fixed intervals.
>
> Thanks for the info.
> Jan, in your specific case, can you not "fix it" properly with:
>
> hdparm -B255 /dev/?d?

No not really. The unload threshold only raises up to about 15 seconds.


-`J'
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