NCQ enabled, 16 disks, 32 threads
heavy# zpool iostat 1
capacity operations bandwidth
pool used avail read write read write
---------- ----- ----- ----- ----- ----- -----
...
test 40.0G 7.21T 41 0 4.15M 0
test 40.0G 7.21T 0 0 0 0
test 40.0G 7.21T 1.20K 0 152M 0
test 40.0G 7.21T 1.62K 0 207M 0
test 40.0G 7.21T 1.66K 0 212M 0
test 40.0G 7.21T 1.67K 0 213M 0
test 40.0G 7.21T 1.63K 0 209M 0
test 40.0G 7.21T 1.62K 0 207M 0
test 40.0G 7.21T 1.67K 0 214M 0
test 40.0G 7.21T 1.61K 0 206M 0
test 40.0G 7.21T 1.62K 0 208M 0
test 40.0G 7.21T 1.66K 0 213M 0
test 40.0G 7.21T 1.67K 0 213M 0
test 40.0G 7.21T 1.59K 0 204M 0
test 40.0G 7.21T 1.63K 0 208M 0
test 40.0G 7.21T 1.62K 0 208M 0
test 40.0G 7.21T 1.66K 0 212M 0
test 40.0G 7.21T 1.64K 0 210M 0
test 40.0G 7.21T 1.63K 0 209M 0
test 40.0G 7.21T 1.61K 0 206M 0
test 40.0G 7.21T 1.63K 0 209M 0
test 40.0G 7.21T 1.60K 0 205M 0
test 40.0G 7.21T 1.63K 0 209M 0
test 40.0G 7.21T 1.62K 0 208M 0
test 40.0G 7.21T 1.60K 0 204M 0
test 40.0G 7.21T 1.62K 0 208M 0
test 40.0G 7.21T 1.59K 0 204M 0
test 40.0G 7.21T 1.61K 0 207M 0
test 40.0G 7.21T 1.62K 0 207M 0
test 40.0G 7.21T 1.67K 0 213M 0
test 40.0G 7.21T 1.62K 0 207M 0
test 40.0G 7.21T 1.60K 0 205M 0
test 40.0G 7.21T 1.60K 0 205M 0
test 40.0G 7.21T 1.60K 0 205M 0
test 40.0G 7.21T 1.60K 0 205M 0
test 40.0G 7.21T 1.61K 0 206M 0
test 40.0G 7.21T 1.60K 0 205M 0
test 40.0G 7.21T 1.59K 0 204M 0
test 40.0G 7.21T 1.59K 0 204M 0
test 40.0G 7.21T 1.57K 0 201M 0
test 40.0G 7.21T 1.63K 0 209M 0
test 40.0G 7.21T 1.55K 0 199M 0
test 40.0G 7.21T 1.59K 0 204M 0
test 40.0G 7.21T 1.61K 0 206M 0
test 40.0G 7.21T 1.55K 0 198M 0
test 40.0G 7.21T 1.58K 0 202M 0
test 40.0G 7.21T 1.64K 0 210M 0
test 40.0G 7.21T 1.63K 0 209M 0
test 40.0G 7.21T 1.56K 0 200M 0
test 40.0G 7.21T 1.62K 0 207M 0
test 40.0G 7.21T 1.57K 0 201M 0
test 40.0G 7.21T 1.61K 0 206M 0
test 40.0G 7.21T 1.55K 0 199M 0
test 40.0G 7.21T 1.59K 0 204M 0
test 40.0G 7.21T 1.59K 0 204M 0
test 40.0G 7.21T 1.58K 0 202M 0
test 40.0G 7.21T 1.53K 0 196M 0
test 40.0G 7.21T 1.59K 0 203M 0
test 40.0G 7.21T 1.56K 0 200M 0
test 40.0G 7.21T 1.61K 0 207M 0
test 40.0G 7.21T 1.60K 0 205M 0
test 40.0G 7.21T 1.57K 0 201M 0
test 40.0G 7.21T 1.61K 0 206M 0
test 40.0G 7.21T 1.61K 0 206M 0
test 40.0G 7.21T 1.59K 0 203M 0
test 40.0G 7.21T 1.60K 0 205M 0
test 40.0G 7.21T 1.59K 0 204M 0
test 40.0G 7.21T 1.60K 0 205M 0
test 40.0G 7.21T 1.60K 0 205M 0
test 40.0G 7.21T 1.60K 0 205M 0
test 40.0G 7.21T 1.54K 0 198M 0
test 40.0G 7.21T 1.58K 0 202M 0
test 40.0G 7.21T 1.59K 0 203M 0
test 40.0G 7.21T 1.57K 0 201M 0
test 40.0G 7.21T 1.57K 0 201M 0
test 40.0G 7.21T 1.59K 0 204M 0
test 40.0G 7.21T 1.59K 0 203M 0
test 40.0G 7.21T 1.56K 0 199M 0
test 40.0G 7.21T 1.57K 0 201M 0
test 40.0G 7.21T 1.53K 0 196M 0
test 40.0G 7.21T 1.62K 0 208M 0
test 40.0G 7.21T 1.58K 0 202M 0
test 40.0G 7.21T 1.57K 0 201M 0
test 40.0G 7.21T 1.56K 0 200M 0
test 40.0G 7.21T 1.58K 0 203M 0
test 40.0G 7.21T 1.55K 0 199M 0
test 40.0G 7.21T 1.59K 0 204M 0
test 40.0G 7.21T 1.58K 0 203M 0
test 40.0G 7.21T 1.56K 0 199M 0
test 40.0G 7.21T 1.56K 0 200M 0
test 40.0G 7.21T 1.56K 0 200M 0
test 40.0G 7.21T 1.58K 0 203M 0
test 40.0G 7.21T 1.57K 0 201M 0
test 40.0G 7.21T 1.59K 0 204M 0
test 40.0G 7.21T 1.61K 0 206M 0
test 40.0G 7.21T 1.58K 0 202M 0
test 40.0G 7.21T 1.56K 0 200M 0
test 40.0G 7.21T 1.56K 0 199M 0
test 40.0G 7.21T 1.60K 0 204M 0
test 40.0G 7.21T 1.58K 0 202M 0
test 40.0G 7.21T 1.59K 0 204M 0
test 40.0G 7.21T 1.54K 0 197M 0
test 40.0G 7.21T 1.59K 0 203M 0
test 40.0G 7.21T 1.56K 0 200M 0
test 40.0G 7.21T 1.58K 0 202M 0
test 40.0G 7.21T 1.61K 0 206M 0
test 40.0G 7.21T 1.57K 0 201M 0
test 40.0G 7.21T 1.59K 0 204M 0
test 40.0G 7.21T 1.57K 0 201M 0
test 40.0G 7.21T 1.57K 0 201M 0
test 40.0G 7.21T 1.56K 0 200M 0
test 40.0G 7.21T 1.62K 0 207M 0
test 40.0G 7.21T 1.57K 0 201M 0
test 40.0G 7.21T 1.55K 0 198M 0
test 40.0G 7.21T 1.53K 0 196M 0
test 40.0G 7.21T 1.56K 0 200M 0
test 40.0G 7.21T 1.54K 0 197M 0
test 40.0G 7.21T 1.62K 0 207M 0
test 40.0G 7.21T 1.57K 0 201M 0
test 40.0G 7.21T 1.57K 0 201M 0
test 40.0G 7.21T 1.51K 0 193M 0
test 40.0G 7.21T 1.29K 0 165M 0