Function remove

cgroup2/utils.go:56–69

remove will remove a cgroup path handling EAGAIN and EBUSY errors and retrying the remove after a exp timeout

(path string)

// remove will remove a cgroup path handling EAGAIN and EBUSY errors and
// retrying the remove after a exp timeout
func remove(path string) error {
	var err error
	delay := 10 * time.Millisecond
	for i := 0; i < 5; i++ {
		if i != 0 {
			time.Sleep(delay)
			delay *= 2
		}
		if err = os.RemoveAll(path); err == nil {
			return nil
		}
	}
	return fmt.Errorf("cgroups: unable to remove path %q: %w", path, err)
}

// parseCgroupTasksFile parses /sys/fs/cgroup/$GROUPPATH/cgroup.procs or
// /sys/fs/cgroup/$GROUPPATH/cgroup.threads