NCQ enabled, 32 disks, 32 threads
heavy# zpool iostat 1
capacity operations bandwidth
pool used avail read write read write
---------- ----- ----- ----- ----- ----- -----
...
test 40.0G 14.5T 14 0 1.30M 0
test 40.0G 14.5T 16 0 1.92M 0
test 40.0G 14.5T 36 0 3.77M 0
test 40.0G 14.5T 2.41K 0 308M 0
test 40.0G 14.5T 2.38K 0 304M 0
test 40.0G 14.5T 2.36K 0 303M 0
test 40.0G 14.5T 2.40K 0 307M 0
test 40.0G 14.5T 2.38K 0 304M 0
test 40.0G 14.5T 2.33K 0 299M 0
test 40.0G 14.5T 2.39K 0 306M 0
test 40.0G 14.5T 2.42K 0 310M 0
test 40.0G 14.5T 2.48K 0 318M 0
test 40.0G 14.5T 2.45K 0 314M 0
test 40.0G 14.5T 2.45K 0 314M 0
test 40.0G 14.5T 2.36K 0 303M 0
test 40.0G 14.5T 2.31K 0 296M 0
test 40.0G 14.5T 2.39K 0 306M 0
test 40.0G 14.5T 2.34K 0 299M 0
test 40.0G 14.5T 2.35K 0 300M 0
test 40.0G 14.5T 2.41K 0 309M 0
test 40.0G 14.5T 2.41K 0 308M 0
test 40.0G 14.5T 2.38K 0 305M 0
test 40.0G 14.5T 2.38K 0 305M 0
test 40.0G 14.5T 2.40K 0 307M 0
test 40.0G 14.5T 2.42K 0 309M 0
test 40.0G 14.5T 2.35K 0 301M 0
test 40.0G 14.5T 2.33K 0 298M 0
test 40.0G 14.5T 2.39K 0 306M 0
test 40.0G 14.5T 2.35K 0 301M 0
test 40.0G 14.5T 2.31K 0 296M 0
test 40.0G 14.5T 2.35K 0 301M 0
test 40.0G 14.5T 2.40K 0 307M 0
test 40.0G 14.5T 2.35K 0 301M 0
test 40.0G 14.5T 2.37K 0 304M 0
test 40.0G 14.5T 2.36K 0 303M 0
test 40.0G 14.5T 2.31K 0 296M 0
test 40.0G 14.5T 2.38K 0 304M 0
test 40.0G 14.5T 2.36K 0 302M 0
test 40.0G 14.5T 2.40K 0 307M 0
test 40.0G 14.5T 2.36K 0 302M 0
test 40.0G 14.5T 2.42K 0 309M 0
test 40.0G 14.5T 2.40K 0 308M 0
test 40.0G 14.5T 2.33K 0 299M 0
test 40.0G 14.5T 2.38K 0 304M 0
test 40.0G 14.5T 2.38K 0 304M 0
test 40.0G 14.5T 2.35K 0 301M 0
test 40.0G 14.5T 2.39K 0 306M 0
test 40.0G 14.5T 2.40K 0 308M 0
test 40.0G 14.5T 2.36K 0 302M 0
test 40.0G 14.5T 2.39K 0 306M 0
test 40.0G 14.5T 2.36K 0 302M 0
test 40.0G 14.5T 2.40K 0 307M 0
test 40.0G 14.5T 2.35K 0 301M 0
test 40.0G 14.5T 2.37K 0 304M 0
test 40.0G 14.5T 2.33K 0 298M 0
test 40.0G 14.5T 2.39K 0 305M 0
test 40.0G 14.5T 2.38K 0 305M 0
test 40.0G 14.5T 2.33K 0 298M 0
test 40.0G 14.5T 2.37K 0 304M 0
test 40.0G 14.5T 2.38K 0 305M 0
test 40.0G 14.5T 2.33K 0 298M 0
test 40.0G 14.5T 2.38K 0 305M 0
test 40.0G 14.5T 2.38K 0 305M 0
test 40.0G 14.5T 2.32K 0 297M 0
test 40.0G 14.5T 2.33K 0 299M 0
test 40.0G 14.5T 2.41K 0 309M 0
test 40.0G 14.5T 2.31K 0 295M 0
test 40.0G 14.5T 2.36K 0 302M 0
test 40.0G 14.5T 2.36K 0 302M 0
test 40.0G 14.5T 2.39K 0 306M 0
test 40.0G 14.5T 2.35K 0 301M 0
test 40.0G 14.5T 2.34K 0 300M 0
test 40.0G 14.5T 2.32K 0 298M 0
test 40.0G 14.5T 2.32K 0 297M 0
test 40.0G 14.5T 2.32K 0 298M 0
test 40.0G 14.5T 2.34K 0 299M 0
test 40.0G 14.5T 2.39K 0 306M 0
test 40.0G 14.5T 2.37K 0 303M 0
test 40.0G 14.5T 2.32K 0 298M 0
test 40.0G 14.5T 2.38K 0 304M 0
test 40.0G 14.5T 2.34K 0 299M 0
test 40.0G 14.5T 2.32K 0 297M 0
test 40.0G 14.5T 2.33K 0 298M 0
test 40.0G 14.5T 2.35K 0 301M 0
test 40.0G 14.5T 2.38K 0 305M 0
test 40.0G 14.5T 2.35K 0 300M 0
test 40.0G 14.5T 2.31K 0 295M 0
test 40.0G 14.5T 2.33K 0 298M 0
test 40.0G 14.5T 2.29K 0 293M 0
test 40.0G 14.5T 2.34K 0 299M 0
test 40.0G 14.5T 2.33K 0 298M 0
test 40.0G 14.5T 2.31K 0 296M 0
test 40.0G 14.5T 2.34K 0 300M 0
test 40.0G 14.5T 2.34K 0 300M 0
test 40.0G 14.5T 2.34K 0 300M 0
test 40.0G 14.5T 2.35K 0 301M 0
test 40.0G 14.5T 2.34K 0 299M 0
test 40.0G 14.5T 2.38K 0 305M 0
test 40.0G 14.5T 2.30K 0 294M 0
test 40.0G 14.5T 2.42K 0 310M 0
test 40.0G 14.5T 2.30K 0 295M 0
test 40.0G 14.5T 2.37K 0 303M 0
test 40.0G 14.5T 2.37K 0 304M 0
test 40.0G 14.5T 2.29K 0 293M 0
test 40.0G 14.5T 2.33K 0 298M 0
test 40.0G 14.5T 2.33K 0 299M 0
test 40.0G 14.5T 2.30K 0 294M 0
test 40.0G 14.5T 2.32K 0 297M 0
test 40.0G 14.5T 2.39K 0 305M 0
test 40.0G 14.5T 2.37K 0 303M 0
test 40.0G 14.5T 2.35K 0 301M 0
test 40.0G 14.5T 2.29K 0 294M 0
test 40.0G 14.5T 2.32K 0 297M 0
test 40.0G 14.5T 2.40K 0 307M 0
test 40.0G 14.5T 2.34K 0 299M 0
test 40.0G 14.5T 2.32K 0 298M 0
test 40.0G 14.5T 2.39K 0 306M 0
test 40.0G 14.5T 2.31K 0 295M 0
test 40.0G 14.5T 2.33K 0 298M 0
test 40.0G 14.5T 2.35K 0 301M 0
test 40.0G 14.5T 2.28K 0 292M 0
test 40.0G 14.5T 2.39K 0 306M 0
test 40.0G 14.5T 1.36K 0 175M 0