Re: [linux-audio-dev] Lots about latency and disk i/o and JACK... <g>

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Subject: Re: [linux-audio-dev] Lots about latency and disk i/o and JACK...
From: Paul Davis (pbd_AT_Op.Net)
Date: Wed Oct 03 2001 - 19:56:46 EEST


>> this is not strictly true. the IDE drivers (and devices) are the worst
>> offenders, but they are far the only place in the mainstream kernel

oops. should say: .... are from from the only place ...

>> where the kernel could block a runnable task for a (very) long time.
>
>Besides the kernel preemption patch and lowlatency patches, does the
>hdparm command "-u1" help this?

tuning IDE drives for low latency seems to be perfected art form, and
is documented on the LAD web site. i don't know too much about it,
having never used an IDE drive in my entire life.

--p


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