diff options
author | Angelos D. Keromytis <angelos@cvs.openbsd.org> | 2001-01-04 06:50:22 +0000 |
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committer | Angelos D. Keromytis <angelos@cvs.openbsd.org> | 2001-01-04 06:50:22 +0000 |
commit | 17bda11378a9872cd93fd4dfcd034b4e4a7bfe19 (patch) | |
tree | c4b771d62b40e6ed699cd5f5b0a17923621f55d1 /usr.bin | |
parent | dc6f19adf726941eb07322b0b7e3545bf9a71dd1 (diff) |
Use the new sysctl(3) interface for the kernel memory bucket statistics.
Diffstat (limited to 'usr.bin')
-rw-r--r-- | usr.bin/vmstat/vmstat.c | 74 |
1 files changed, 72 insertions, 2 deletions
diff --git a/usr.bin/vmstat/vmstat.c b/usr.bin/vmstat/vmstat.c index b59361abc96..0774240e973 100644 --- a/usr.bin/vmstat/vmstat.c +++ b/usr.bin/vmstat/vmstat.c @@ -1,5 +1,5 @@ /* $NetBSD: vmstat.c,v 1.29.4.1 1996/06/05 00:21:05 cgd Exp $ */ -/* $OpenBSD: vmstat.c,v 1.43 2001/01/04 06:26:49 angelos Exp $ */ +/* $OpenBSD: vmstat.c,v 1.44 2001/01/04 06:50:21 angelos Exp $ */ /* * Copyright (c) 1980, 1986, 1991, 1993 @@ -847,8 +847,78 @@ domem() char *name; struct kmemstats kmemstats[M_LAST]; struct kmembuckets buckets[MINBUCKET + 16]; + int mib[5]; + size_t siz; + char buf[BUFSIZ], *bufp, *ap; + + mib[0] = CTL_KERN; + mib[1] = KERN_MALLOCSTATS; + mib[2] = KERN_MALLOC_BUCKETS; + siz = sizeof(buf); + if (sysctl(mib, 3, buf, &siz, NULL, 0) < 0) { + printf( + "Could not acquire information on kernel memory bucket sizes.\n"); + return; + } + + bufp = buf; + mib[2] = KERN_MALLOC_BUCKET; + i = 0; + while ((ap = strsep(&bufp, ",")) != NULL) { + mib[3] = atoi(ap); + siz = sizeof(u_int64_t); + + mib[4] = KERN_MALLOC_CALLS; + if (sysctl(mib, 5, &buckets[MINBUCKET + i].kb_calls, &siz, + NULL, 0) < 0) { + printf("Failed to read statistics for bucket %d.\n", + mib[3]); + return; + } + + mib[4] = KERN_MALLOC_ALLOC; + if (sysctl(mib, 5, &buckets[MINBUCKET + i].kb_total, &siz, + NULL, 0) < 0) { + printf("Failed to read statistics for bucket %d.\n", + mib[3]); + return; + } + + mib[4] = KERN_MALLOC_FREE; + if (sysctl(mib, 5, &buckets[MINBUCKET + i].kb_totalfree, &siz, + NULL, 0) < 0) { + printf("Failed to read statistics for bucket %d.\n", + mib[3]); + return; + } + + mib[4] = KERN_MALLOC_ELEMENTS; + if (sysctl(mib, 5, &buckets[MINBUCKET + i].kb_elmpercl, &siz, + NULL, 0) < 0) { + printf("Failed to read statistics for bucket %d.\n", + mib[3]); + return; + } + + mib[4] = KERN_MALLOC_HIWAT; + if (sysctl(mib, 5, &buckets[MINBUCKET + i].kb_highwat, &siz, + NULL, 0) < 0) { + printf("Failed to read statistics for bucket %d.\n", + mib[3]); + return; + } + + mib[4] = KERN_MALLOC_COULDFREE; + if (sysctl(mib, 5, &buckets[MINBUCKET + i].kb_couldfree, &siz, + NULL, 0) < 0) { + printf("Failed to read statistics for bucket %d.\n", + mib[3]); + return; + } + + i++; + } - kread(X_KMEMBUCKETS, buckets, sizeof(buckets)); for (first = 1, i = MINBUCKET, kp = &buckets[i]; i < MINBUCKET + 16; i++, kp++) { if (kp->kb_calls == 0) |