// drive timeout by default is 2 minutes, we do not need to wait longer.
	return save(name, time.Minute)
}

// dataUsageCacheVer indicates the cache version.
// Bumping the cache version will drop data from previous versions
// and write new data with the new version.
const (
	dataUsageCacheVerCurrent = 8
	dataUsageCacheVerV7      = 7
	dataUsageCacheVerV6      = 6
	dataUsageCacheVerV5      = 5