Date: Mon, 07 Nov 2005 14:04:49 +0200 From: Niki Denev <nike_d@cytexbg.com> To: Stephen Montgomery-Smith <stephen@math.missouri.edu> Cc: freebsd-stable@freebsd.org, "Giovanni P. Tirloni" <gpt@tirloni.org> Subject: Re: kernel: calcru: runtime went backwards Message-ID: <436F42E1.2000904@cytexbg.com> In-Reply-To: <436EB845.8080907@math.missouri.edu> References: <436E67F0.9050409@math.missouri.edu> <436EA824.5030106@tirloni.org> <436EB845.8080907@math.missouri.edu>
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Stephen Montgomery-Smith wrote: > Giovanni P. Tirloni wrote: > >> Try this, >> >> http://www.freebsd.org/doc/en/books/faq/book.html#CALCRU-NEGATIVE > > > Thank you. I must admit that I missed this. Unfortunately all the > suggestions in this FAQ seem to be out of date - none of the suggested > sysctls or kernel config options seem to apply to FreeBSD 6. > > Stephen I have the same problem after the switch to 6.0 from 5.4 : http://lists.freebsd.org/pipermail/freebsd-stable/2005-November/019171.html I've set the kern.timecounter sysctl to i8254 as suggested by Joseph Koshy. Now it seems that i get these messages rarely, maybe onece a day. Before this i get maybe 4-5 daily. Now it clearly looks that this has something to do with excessive thread usage. --niki
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