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From: Wojciech Puchar <wojtek@wojtek.tensor.gdynia.pl>
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Cc: Roland Smith <rsmith@xs4all.nl>, freebsd-questions@FreeBSD.org
Subject: Re: TRUE realtime priority
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>> well last night i tested it with SCHED_4BSD instead of sched_ule, reduced
>> quantum to 20000 from 100000 and for now - no voice chopping under high
>> load. but i will test it more.
>
> What version of FreeBSD are you using for this?  Yes, it matters.

got RELENG_7 yesterday by cvs, now SCHED_ULE works fine.