Date: Thu, 16 Nov 2000 19:48:32 -0500 From: Raymond Law <flaw@vt.edu> To: George Reid <greid@ukug.uk.freebsd.org> Cc: freebsd-questions <freebsd-questions@FreeBSD.org> Subject: RE: FreeBSD VM Message-ID: <4.3.0.20001116194703.02061bb0@mail.vt.edu> In-Reply-To: <Pine.BSF.4.21.0011162305520.9302-100000@sobek.nevernet.net> References: <3A1C57B4@zathras.cc.vt.edu>
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Thanks, John and George. I got a lot of info to hack around now : ) Ray, At 11:09 PM 11/16/00 +0000, George Reid wrote: >On Thu, 16 Nov 2000, flaw wrote: > > > Maybe due to the amount of memory, the program is still in memory so no > page > > faults are induced. But why cnt.v_vm_faults (cnt is the vmmeter) are > > incremented much more frequently than p->p_stats->p_ru.ru_majflt? > >cnt.v_vm_faults is number of page faults for the whole system (as opposed >to one particular process (correct me if I'm wrong, don't have the source >handy). > > > Also, the swapper process with pid 0 (why pid 0?) has ru_majflt the same > > as cnt.v_vm_faults. > >Think of the swapper process as a pseudoprocess - it's part of the >kernel (which controls all the VM stuff). > >G > >"And then it comes to be that the soothing light > at the end of your tunnel was just a freight > train, comin' your way." > > George Reid * greid@ukug.uk.freebsd.org > > > >To Unsubscribe: send mail to majordomo@FreeBSD.org >with "unsubscribe freebsd-questions" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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