Date: Wed, 24 Sep 1997 23:54:02 -0600 From: "Justin T. Gibbs" <gibbs@plutotech.com> To: Finn Arne Gangstad <finnag@guardian.no> Cc: "Justin T. Gibbs" <gibbs@plutotech.com>, Archie Cobbs <archie@whistle.com>, current@FreeBSD.ORG Subject: Re: timeout management (was: Re: cvs commit: ...) Message-ID: <199709250554.XAA20672@pluto.plutotech.com> In-Reply-To: Your message of "Thu, 25 Sep 1997 07:47:14 %2B0200." <Pine.LNX.3.95.970925072713.29522A-100000@lucifer.guardian.no>
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>There was a lot of discussion on the kernel list about cascace_timers >enabling timers now and then, in practice cascade_timers never move many >timers so it's not really a problem, even less of a problem when it just >grabs the timer lock. > >- Finn Arne If the granularity of the timer interval is large when compared to the speed with which a given application generates timers for the same interval, you could have a problem. If you want to do RT, I think you have to enable timers periodically, or you may miss a deadline. -- Justin T. Gibbs =========================================== FreeBSD: Turning PCs into workstations ===========================================
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