prometheus/cadvisor
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Run du with ionice

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Let us run du with idle io priority
This commit is contained in:
Davanum Srinivas 2018-05-08 10:51:27 -04:00
parent 5a2e3d06d6
commit 47a5869161
1 changed files with 1 additions and 1 deletions
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fs/fs.go
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@ -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)