freebsd# zpool iostat
capacity operations bandwidth
pool used avail read write read write
---------- ----- ----- ----- ----- ----- -----
tank 73.5K 1.98G 0 2 119 2.10K
freebsd# zpool iostat
capacity operations bandwidth
pool used avail read write read write
---------- ----- ----- ----- ----- ----- -----
tank 73.5K 1.98G 0 2 119 2.10K
freebsd# zpool iostat tank 2
capacity operations bandwidth
pool used avail read write read write
---------- ----- ----- ----- ----- ----- -----
tank 73.5K 1.98G 0 1 84 1.48K
tank 73.5K 1.98G 0 0 0 0
tank 73.5K 1.98G 0 0 0 0
tank 73.5K 1.98G 0 0 0 0
tank 73.5K 1.98G 0 0 0 0
tank 73.5K 1.98G 0 0 0 0
tank 73.5K 1.98G 0 0 0 0
tank 73.5K 1.98G 0 0 0 0
tank 73.5K 1.98G 0 0 0 0
tank 73.5K 1.98G 0 0 0 0
tank 73.5K 1.98G 0 0 0 0
tank 73.5K 1.98G 0 0 0 0
tank 73.5K 1.98G 0 0 0 0
8.1. Virtual Device Statistics
freebsd# zpool iostat -v
capacity operations bandwidth
pool used avail read write read write
---------- ----- ----- ----- ----- ----- -----
tank 73.5K 1.98G 0 0 45 824
mirror 73.5K 1.98G 0 0 45 824
ad1 - - 0 0 1.12K 9.04K
ad3 - - 0 0 778 9.04K
---------- ----- ----- ----- ----- ----- -----
freebsd# zpool iostat -v tank 5
capacity operations bandwidth
pool used avail read write read write
---------- ----- ----- ----- ----- ----- -----
tank 124K 1.98G 0 0 12 367
mirror 124K 1.98G 0 0 12 367
ad1 - - 0 0 297 773
ad3 - - 0 0 270 773
---------- ----- ----- ----- ----- ----- -----
capacity operations bandwidth
pool used avail read write read write
---------- ----- ----- ----- ----- ----- -----
tank 124K 1.98G 0 0 0 0
mirror 124K 1.98G 0 0 0 0
ad1 - - 0 0 0 0
ad3 - - 0 0 0 0
---------- ----- ----- ----- ----- ----- -----