Date: Fri, 8 Jun 2007 11:20:33 +0400 (MSD) From: Dmitry Morozovsky <marck@rinet.ru> To: Matthew Dillon <dillon@apollo.backplane.com> Cc: freebsd-stable@freebsd.org, Ivan Voras <ivoras@fer.hr> Subject: Re: calcru: runtime went backwards, RELENG_6, SMP Message-ID: <20070608111809.U97287@woozle.rinet.ru> In-Reply-To: <200706062127.l56LRYTe090137@apollo.backplane.com> References: <20070606153542.Y76617@woozle.rinet.ru> <f46tmc$rgb$2@sea.gmane.org> <20070606231940.T91939@woozle.rinet.ru> <200706062127.l56LRYTe090137@apollo.backplane.com>
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On Wed, 6 Jun 2007, Matthew Dillon wrote: MD> :IV> > Upd: on GENERIC/amd64 kernel I got the same errors. MD> :IV> MD> :IV> Do you perhaps run with TSC timecounter? (that's the only cause I've notice MD> :IV> that can generate this message). MD> : MD> :Nope: MD> : MD> :marck@ct-new:~> sysctl kern.timecounter MD> :kern.timecounter.tick: 1 MD> :kern.timecounter.choice: TSC(-100) ACPI-fast(1000) i8254(0) dummy(-1000000) MD> :kern.timecounter.hardware: ACPI-fast MD> :... MD> MD> kgdb your live kernel and 'print cpu_ticks'. See what the cpu ticker MD> is actually pointing at, because it might not be the time counter. MD> It could still be TSC. Hmm, i'm not sure I understand you right: what do you mean by 'kgdb live kernel'? I send break over serial console, and in ddb got db> print cpu_ticks Symbol not found Sincerely, D.Marck [DM5020, MCK-RIPE, DM3-RIPN] ------------------------------------------------------------------------ *** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- marck@rinet.ru *** ------------------------------------------------------------------------
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