metrics

var BucketMap map[string]metricF = map[string]metricF{
	"disk_used":      diskUsed,
	"disk_free":      diskFree,
	"disk_total":     diskTotal,
	"mem_used":       memUsed,
	"mem_available":  memAvailable,
	"mem_total":      memTotal,
	"system_load_1":  load1,
	"system_load_15": load15,
	"system_load_5":  load5,
}