Remove some unnecessary includes

This commit is contained in:
stuart nelson 2016-09-17 19:12:48 +02:00
parent a9d27ea722
commit cc5142a007

View File

@ -26,22 +26,15 @@ import (
/*
#cgo LDFLAGS:
#include <fcntl.h>
#include <stdlib.h>
#include <sys/param.h>
#include <sys/resource.h>
#include <sys/time.h>
#include <sys/sysctl.h>
#include <kinfo.h>
#include <stdlib.h>
static int mibs_set_up = 0;
static int mib_kern_cp_times[2];
static size_t mib_kern_cp_times_len = 2;
static const int mib_hw_ncpu[] = {CTL_HW, HW_NCPU};
static const size_t mib_hw_ncpu_len = 2;
static const int mib_kern_clockrate[] = {CTL_KERN, KERN_CLOCKRATE};
static size_t mib_kern_clockrate_len = 2;
@ -145,18 +138,12 @@ func NewStatCollector() (Collector, error) {
}, nil
}
type exportedCPUTime struct {
cp_user, cp_nice, cp_sys, cp_intr, cp_idle uint64
}
// Expose CPU stats using sysctl.
func (c *statCollector) Update(ch chan<- prometheus.Metric) (err error) {
// We want time spent per-cpu per CPUSTATE.
// CPUSTATES (number of CPUSTATES) is defined as 5U.
// Order: CP_USER | CP_NICE | CP_SYS | CP_IDLE | CP_INTR
// sysctl kern.cp_times provides hw.ncpu * CPUSTATES long integers:
// hw.ncpu * (space-separated list of the above variables)
// States: CP_USER | CP_NICE | CP_SYS | CP_IDLE | CP_INTR
//
// Each value is a counter incremented at frequency
// kern.clockrate.(stathz | hz)