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// Copyright (c) 2012 VMware, Inc.
// +build darwin freebsd linux
package gosigar
import (
"syscall"
"time"
"golang.org/x/sys/unix"
)
func (self *FileSystemUsage) Get(path string) error {
stat := syscall.Statfs_t{}
err := syscall.Statfs(path, &stat)
if err != nil {
return err
}
self.Total = uint64(stat.Blocks) * uint64(stat.Bsize)
self.Free = uint64(stat.Bfree) * uint64(stat.Bsize)
self.Avail = uint64(stat.Bavail) * uint64(stat.Bsize)
self.Used = self.Total - self.Free
self.Files = stat.Files
self.FreeFiles = uint64(stat.Ffree)
return nil
}
func (r *Rusage) Get(who int) error {
ru, err := getResourceUsage(who)
if err != nil {
return err
}
uTime := convertRtimeToDur(ru.Utime)
sTime := convertRtimeToDur(ru.Stime)
r.Utime = uTime
r.Stime = sTime
r.Maxrss = int64(ru.Maxrss)
r.Ixrss = int64(ru.Ixrss)
r.Idrss = int64(ru.Idrss)
r.Isrss = int64(ru.Isrss)
r.Minflt = int64(ru.Minflt)
r.Majflt = int64(ru.Majflt)
r.Nswap = int64(ru.Nswap)
r.Inblock = int64(ru.Inblock)
r.Oublock = int64(ru.Oublock)
r.Msgsnd = int64(ru.Msgsnd)
r.Msgrcv = int64(ru.Msgrcv)
r.Nsignals = int64(ru.Nsignals)
r.Nvcsw = int64(ru.Nvcsw)
r.Nivcsw = int64(ru.Nivcsw)
return nil
}
func getResourceUsage(who int) (unix.Rusage, error) {
r := unix.Rusage{}
err := unix.Getrusage(who, &r)
return r, err
}
func convertRtimeToDur(t unix.Timeval) time.Duration {
return time.Duration(t.Nano())
}