shirou_gopsutil/load/load_aix.go

72 lines
1.3 KiB
Go

//go:build aix
// +build aix
package load
/*
#cgo LDFLAGS: -L/usr/lib -lperfstat
#include <libperfstat.h>
#include <procinfo.h>
*/
import "C"
import (
"context"
"unsafe"
"github.com/power-devops/perfstat"
)
func Avg() (*AvgStat, error) {
return AvgWithContext(context.Background())
}
func AvgWithContext(ctx context.Context) (*AvgStat, error) {
c, err := perfstat.CpuTotalStat()
if err != nil {
return nil, err
}
ret := &AvgStat{
Load1: float64(c.LoadAvg1),
Load5: float64(c.LoadAvg5),
Load15: float64(c.LoadAvg15),
}
return ret, nil
}
// Misc returns miscellaneous host-wide statistics.
// darwin use ps command to get process running/blocked count.
// Almost same as Darwin implementation, but state is different.
func Misc() (*MiscStat, error) {
return MiscWithContext(context.Background())
}
func MiscWithContext(ctx context.Context) (*MiscStat, error) {
info := C.struct_procentry64{}
cpid := C.pid_t(0)
ret := MiscStat{}
for {
// getprocs first argument is a void*
num, err := C.getprocs64(unsafe.Pointer(&info), C.sizeof_struct_procentry64, nil, 0, &cpid, 1)
if err != nil {
return nil, err
}
ret.ProcsTotal++
switch info.pi_state {
case C.SACTIVE:
ret.ProcsRunning++
case C.SSTOP:
ret.ProcsBlocked++
}
if num == 0 {
break
}
}
return &ret, nil
}