Re: [linux-audio-dev] low-latency scheduling patch for 2.4.0

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Subject: Re: [linux-audio-dev] low-latency scheduling patch for 2.4.0
From: Paul Davis (pbd_AT_Op.Net)
Date: Tue Jan 30 2001 - 18:29:32 EET


>The locical answer is run with HZ=10000 so you get 100us intervals,
>right ;o). On systems with multiple hardware timers you could kick off a
>single event at 200us, couldn't you? I've done that before with the
>extra timer assigned exclusively to a resource. It's not a giant time
>slice, but at least you feel like you're allowing something to happen,
>right?

no, thats not the logical answer at all. the logical answer is
something like the excellent but neglected UTIME patch that
continually reprograms the system timer so that you can get precise
event scheduling without the insane overhead of HZ=10000.

--p


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