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SubjectRe: [ANNOUNCE] Adeos nanokernel for Linux kernel
Daniel Phillips wrote:
> On Thursday 06 June 2002 10:52, Peter Wächtler wrote:
>
>>Daniel Phillips wrote:
>>
>>>Our current block queue design would benefit a lot from the kind of
>>>thinking that would be required to make it realtime.
>>>
>>You know that spinning disks do some recalibrations?
>>
>>Whatever marketing tries to imply with "realtime volumes" - the
>>technology only tries to make better promises (think of AV disks
>>for better sustained rate).
>>
>
> It's my impression that some do thermal recalibration and some don't:
>
> http://www.pctechguide.com/04disks.htm
> "recalibration"
>

>
> The need to turn in reliable performance for multimedia apps seems
> to have made thermal calibration a thing of the past, but thanks for
> raising the issue.
>

Ok, seems that I am a bit outdated (here) :-)

>
>>LynxOS (now LynuxWorks) has some patents for priority based IO.
>>
>
> Oh, more of those one-click realtime patents ;-) Do you have any
> pointers?
>

http://www.lynuxworks.com/products/whitepapers/patentedio.php3

In the upper right corner you can see the patent number. Try
a search for patent on this side.

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