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// +build !windows
package rusage
import (
"syscall"
"time"
"github.com/pkg/errors"
)
func mkduration(tv syscall.Timeval) time.Duration {
return time.Duration(tv.Sec)*time.Second + time.Duration(tv.Usec)*time.Microsecond
}
func get() (Rusage, error) {
var rusage syscall.Rusage
err := syscall.Getrusage(syscall.RUSAGE_CHILDREN, &rusage)
if err != nil {
return Rusage{}, errors.Wrapf(err, "error getting resource usage")
}
r := Rusage{
Date: time.Now(),
Utime: mkduration(rusage.Utime),
Stime: mkduration(rusage.Stime),
Inblock: int64(rusage.Inblock), // nolint: unconvert
Outblock: int64(rusage.Oublock), // nolint: unconvert
}
return r, nil
}
// Supported returns true if resource usage counters are supported on this OS.
func Supported() bool {
return true
}
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