Category: disk
Average latency for /dev/sda
Average latency for /dev/vg/lv_root
Average latency for /dev/vg/lv_swap
Disk throughput for /dev/sda
Disk throughput for /dev/vg/lv_root
Disk throughput for /dev/vg/lv_swap
Disk utilization for /dev/sda
Disk utilization for /dev/vg/lv_root
Disk utilization for /dev/vg/lv_swap