df used:GAUGE:0:1125899906842623, free:GAUGE:0:1125899906842623
disk_latency read:GAUGE:0:U, write:GAUGE:0:U
disk_merged read:DERIVE:0:U, write:DERIVE:0:U
df used:GAUGE:0:1125899906842623, free:GAUGE:0:1125899906842623
disk_latency read:GAUGE:0:U, write:GAUGE:0:U
disk_merged read:DERIVE:0:U, write:DERIVE:0:U