Date: Mon, 30 Jul 2001 15:50:40 -0400 (EDT) From: Alexander V P <alex@big-blue.net> To: Jim Freeze <jim@freeze.org> Cc: Marius <marius@mail.communityconnect.com>, questions@FreeBSD.ORG Subject: Re: getting cpu info Message-ID: <Pine.BSF.4.21.0107301549520.5504-100000@localhost> In-Reply-To: <Pine.BSF.4.32.0107301544300.7577-100000@www.stelesys.com>
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hi, i've compiled and it didn't work. error:sysctlbyname(): Operation not supported any idea? tia, alex On Mon, 30 Jul 2001, Jim Freeze wrote: > Here is a little piece of c code that was previously posted here. > Works great. > > Sample output: > > % machid > FreeBSD CPU Information > Version 0.1 > http://tribune.intranova.net > > Architecture: i386 > Number of CPUs: 1 > CPU Model: AMD-K6(tm) 3D processor > CPU Speed: 400MHz > Total Memory: 60MB > User Memory: 47MB > > > --begin code--- > /* > * FreeBSD CPU Information 0.1 > * --------------------------- > * Simple program to display the total RAM, and CPU information. > * Compile: cc -o cpuinfo cpuinfo.c > * --------------------------- > * Omachonu Ogali <oogali@intranova.net> > */ > > /* Sample Output > * Architecture: i386 > * Number of CPUs: 1 > * CPU Model: Pentium II/Pentium II Xeon/Celeron > * CPU Speed: 400MHz > * Total Memory: 124MB > * User Memory: 104MB > */ > > #include <stdio.h> > #include <stdlib.h> > #include <string.h> > #include <unistd.h> > #include <sys/types.h> > > extern int errno; > > int main(void) > { > int len, numcpu, cpuspeed, totalmem, usermem; > char cpuarch[64], cpumodel[64]; > > printf("FreeBSD CPU Information\n"); > printf("Version 0.1\n"); > printf("http://tribune.intranova.net\n\n"); > > len = sizeof(cpuarch); > if (sysctlbyname("hw.machine_arch", &cpuarch, &len, NULL, NULL) == -1) { > perror("sysctlbyname()"); > return -1; > } > > len = sizeof(cpumodel); > if (sysctlbyname("hw.model", &cpumodel, &len, NULL, NULL) == -1) { > perror("sysctlbyname()"); > return -1; > } > > len = sizeof(cpuspeed); > if (sysctlbyname("machdep.tsc_freq", &cpuspeed, &len, NULL, NULL) == -1) > { > perror("sysctlbyname()"); > return -1; > } > > len = sizeof(numcpu); > if (sysctlbyname("hw.ncpu", &numcpu, &len, NULL, NULL) == -1) { > perror("sysctlbyname()"); > return -1; > } > > len = sizeof(totalmem); > if (sysctlbyname("hw.physmem", &totalmem, &len, NULL, NULL) == -1) { > perror("sysctlbyname()"); > return -1; > } > > len = sizeof(usermem); > if (sysctlbyname("hw.usermem", &usermem, &len, NULL, NULL) == -1) { > perror("sysctlbyname()"); > return -1; > } > > cpuspeed = cpuspeed / 1000000; > totalmem = (totalmem - 1048576) / 1048576; > usermem = (usermem - 1048576) / 1048576; > > printf("Architecture:\t%s\n", cpuarch); > printf("Number of CPUs:\t%d\n", numcpu); > printf("CPU Model:\t%s\n", cpumodel); > printf("CPU Speed:\t%dMHz\n", cpuspeed); > printf("Total Memory:\t%dMB\n", totalmem); > printf("User Memory:\t%dMB\n", usermem); > printf("\n"); > > return 0; > } > --end code--- > > On Mon, 30 Jul 2001, Marius wrote: > > > > > I am trying to audit our company's network of *nix machines to find > > candidates for replacement for newer faster models. I basically want > > write a script that logs in, executes some commands, and saves the > > appropriate info. Perl is certainly up to the task, so that isn't a > > problem. I'm just not sure how to grab the appropriate cpu info from our > > FreeBSD machines. Linux has `cat /proc/cpuinfo` but I can't think > > of anything similar in FreeBSD. > > > > I am most of the way there, I have everything I need except the speed of > > the cpu(s) in MHz. Anybody know a quick and easy way to grab the cpu speed > > on a machine without rebooting it? I can do a lot with sysctl > > to get memory resources and the number of cpu's, but a listing for > > speed has thus far eluded me. > > > > # sysctl hw.physmem > > # sysctl hw.ncpu > > > > Tell me most of what I want to know, but hw.model is not specific enough > > for my purposes. Am I overlooking a sysctl variable, or is there some > > other utility I could use? Anyone have a suggestion? > > > > Obviously this stuff would be in the boot messages of these machines, but > > these machines are in production, and I would rather not reboot them. And > > because of that 'darned' stability that FreeBSD has, the boot messages > > have long ago been wiped out of dmesg.yesterday and dmesg.today. ;) > > > > Any pointers would be appreciated. Please cc: me, as I am subscribed to > > stable, but not questions. > > > > --------------------------------------------------------------- > > -Marius M. Rex > > > > "Do not try to solve all life's problems at once -- learn to > > dread each day as it comes." > > -- Donald Kaul > > > > > > > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > > with "unsubscribe freebsd-questions" in the body of the message > > > > > ========================================================= > Jim Freeze > jim@freeze.org > --------------------------------------------------------- > No comment at this time. > http://www.freeze.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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