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OpenBSD vmstat impl

This commit is contained in:
Doug MacEachern 2008-02-17 22:25:41 +00:00
parent 29137cc5ae
commit 717c1df381
1 changed files with 21 additions and 2 deletions
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23
src/os/darwin/darwin_sigar.c
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@ -356,6 +356,18 @@ static int sigar_vmstat(sigar_t *sigar, struct vmmeter *vmstat)
return SIGAR_OK;
}
#elif defined(__OpenBSD__)
static int sigar_vmstat(sigar_t *sigar, struct uvmexp *vmstat)
{
size_t size = sizeof(*vmstat);
int mib[] = { CTL_VM, VM_UVMEXP };
if (sysctl(mib, NMIB(mib), vmstat, &size, NULL, 0) < 0) {
return errno;
}
else {
return SIGAR_OK;
}
}
#endif
int sigar_mem_get(sigar_t *sigar, sigar_mem_t *mem)
@ -365,7 +377,11 @@ int sigar_mem_get(sigar_t *sigar, sigar_mem_t *mem)
uint64_t mem_total;
#else
unsigned long mem_total;
#endif
#if defined(__FreeBSD__)
struct vmmeter vmstat;
#elif defined(__OpenBSD__)
struct uvmexp vmstat;
#endif
int mib[2];
size_t len;
@ -402,8 +418,11 @@ int sigar_mem_get(sigar_t *sigar, sigar_mem_t *mem)
mem->free = vmstat.v_free_count;
mem->free *= sigar->pagesize;
}
#else
mem->free = -1; /*XXX OpenBSD*/
#elif defined(__OpenBSD__)
if ((status = sigar_vmstat(sigar, &vmstat)) != SIGAR_OK) {
return status;
}
mem->free = vmstat.free;
#endif
mem->used = mem->total - mem->free;