Run du with ionice

Let us run du with idle io priority
mikkeloscar · May 8, 2018 · 47a5869 · 47a5869
1 parent 5a2e3d0
commit 47a5869
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/fs/fs.go b/fs/fs.go
@@ -552,7 +552,7 @@ func GetDirDiskUsage(dir string, timeout time.Duration) (uint64, error) {
 	if dir == "" {
 		return 0, fmt.Errorf("invalid directory")
 	}
-	cmd := exec.Command("nice", "-n", "19", "du", "-s", dir)
+	cmd := exec.Command("ionice", "-c3", "nice", "-n", "19", "du", "-s", dir)
 	stdoutp, err := cmd.StdoutPipe()
 	if err != nil {
 		return 0, fmt.Errorf("failed to setup stdout for cmd %v - %v", cmd.Args, err)