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Add support for cpu and uptime components on FreeBSD

This commit is contained in:
Michael Buch 2019-02-05 02:44:37 +00:00 committed by Aaron Marcher
parent ec306623df
commit 120d150594
2 changed files with 62 additions and 2 deletions

View File

@ -93,6 +93,56 @@
return NULL; return NULL;
} }
return bprintf("%d", 100 *
((a[CP_USER] + a[CP_NICE] + a[CP_SYS] +
a[CP_INTR]) -
(b[CP_USER] + b[CP_NICE] + b[CP_SYS] +
b[CP_INTR])) /
((a[CP_USER] + a[CP_NICE] + a[CP_SYS] +
a[CP_INTR] + a[CP_IDLE]) -
(b[CP_USER] + b[CP_NICE] + b[CP_SYS] +
b[CP_INTR] + b[CP_IDLE])));
}
#elif defined(__FreeBSD__)
#include <sys/param.h>
#include <sys/sysctl.h>
#include <devstat.h>
const char *
cpu_freq(void)
{
int freq;
size_t size;
size = sizeof(freq);
/* in MHz */
if (sysctlbyname("hw.clockrate", &freq, &size, NULL, 0) == -1
|| !size) {
warn("sysctlbyname 'hw.clockrate':");
return NULL;
}
return fmt_human(freq * 1E6, 1000);
}
const char *
cpu_perc(void)
{
size_t size;
static long a[CPUSTATES];
long b[CPUSTATES];
size = sizeof(a);
memcpy(b, a, sizeof(b));
if (sysctlbyname("kern.cp_time", &a, &size, NULL, 0) == -1
|| !size) {
warn("sysctlbyname 'kern.cp_time':");
return NULL;
}
if (b[0] == 0) {
return NULL;
}
return bprintf("%d", 100 * return bprintf("%d", 100 *
((a[CP_USER] + a[CP_NICE] + a[CP_SYS] + ((a[CP_USER] + a[CP_NICE] + a[CP_SYS] +
a[CP_INTR]) - a[CP_INTR]) -

View File

@ -5,14 +5,24 @@
#include "../util.h" #include "../util.h"
#if defined(CLOCK_BOOTTIME)
#define UPTIME_FLAG CLOCK_BOOTTIME
#elif defined(CLOCK_UPTIME)
#define UPTIME_FLAG CLOCK_UPTIME
#else
#define UPTIME_FLAG CLOCK_MONOTONIC
#endif
const char * const char *
uptime(void) uptime(void)
{ {
char warn_buf[256];
uintmax_t h, m; uintmax_t h, m;
struct timespec uptime; struct timespec uptime;
if (clock_gettime(CLOCK_BOOTTIME, &uptime) < 0) { if (clock_gettime(UPTIME_FLAG, &uptime) < 0) {
warn("clock_gettime 'CLOCK_BOOTTIME'"); snprintf(warn_buf, 256, "clock_gettime %d", UPTIME_FLAG);
warn(warn_buf);
return NULL; return NULL;
} }