em/slstatus
1
0
Fork 0
Code Releases Activity

Add ram and swap components on FreeBSD

Browse Source
This commit is contained in:
Michael Buch 2019-02-16 01:26:44 +00:00 committed by Aaron Marcher
parent 10bdf01b71
commit a1ac203d16
2 changed files with 147 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

63
components/ram.c
View File

@ -156,4 +156,67 @@
return NULL;
}
#elif defined(__FreeBSD__)
#include <sys/sysctl.h>
#include <sys/vmmeter.h>
#include <unistd.h>
#include <vm/vm_param.h>
const char *
ram_free(void) {
struct vmtotal vm_stats;
int mib[] = {CTL_VM, VM_TOTAL};
size_t len;
len = sizeof(struct vmtotal);
if (sysctl(mib, 2, &vm_stats, &len, NULL, 0) == -1
|| !len)
return NULL;
return fmt_human(vm_stats.t_free * getpagesize(), 1024);
}
const char *
ram_total(void) {
long npages;
size_t len;
len = sizeof(npages);
if (sysctlbyname("vm.stats.vm.v_page_count", &npages, &len, NULL, 0) == -1
|| !len)
return NULL;
return fmt_human(npages * getpagesize(), 1024);
}
const char *
ram_perc(void) {
long npages;
long active;
size_t len;
len = sizeof(npages);
if (sysctlbyname("vm.stats.vm.v_page_count", &npages, &len, NULL, 0) == -1
|| !len)
return NULL;
if (sysctlbyname("vm.stats.vm.v_active_count", &active, &len, NULL, 0) == -1
|| !len)
return NULL;
return bprintf("%d", active * 100 / npages);
}
const char *
ram_used(void) {
long active;
size_t len;
len = sizeof(active);
if (sysctlbyname("vm.stats.vm.v_active_count", &active, &len, NULL, 0) == -1
|| !len)
return NULL;
return fmt_human(active * getpagesize(), 1024);
}
#endif

84
components/swap.c
View File

@ -197,4 +197,88 @@
return fmt_human(used * 1024, 1024);
}
#elif defined(__FreeBSD__)
#include <stdlib.h>
#include <sys/types.h>
#include <fcntl.h>
#include <unistd.h>
#include <kvm.h>
static int getswapinfo(struct kvm_swap *swap_info, size_t size)
{
kvm_t *kd;
kd = kvm_openfiles(NULL, "/dev/null", NULL, 0, NULL);
if(kd == NULL) {
warn("kvm_openfiles '/dev/null':");
return 0;
}
if(kvm_getswapinfo(kd, swap_info, size, 0 /* Unused flags */) == -1) {
warn("kvm_getswapinfo:");
kvm_close(kd);
return 0;
}
kvm_close(kd);
return 1;
}
const char *
swap_free(void)
{
struct kvm_swap swap_info[1];
long used, total;
if(!getswapinfo(swap_info, 1))
return NULL;
total = swap_info[0].ksw_total;
used = swap_info[0].ksw_used;
return fmt_human((total - used) * getpagesize(), 1024);
}
const char *
swap_perc(void)
{
struct kvm_swap swap_info[1];
long used, total;
if(!getswapinfo(swap_info, 1))
return NULL;
total = swap_info[0].ksw_total;
used = swap_info[0].ksw_used;
return bprintf("%d", used * 100 / total);
}
const char *
swap_total(void)
{
struct kvm_swap swap_info[1];
long total;
if(!getswapinfo(swap_info, 1))
return NULL;
total = swap_info[0].ksw_total;
return fmt_human(total * getpagesize(), 1024);
}
const char *
swap_used(void)
{
struct kvm_swap swap_info[1];
long used;
if(!getswapinfo(swap_info, 1))
return NULL;
used = swap_info[0].ksw_used;
return fmt_human(used * getpagesize(), 1024);
}
#endif