time (dd if=/dev/zero of=test bs=1024 count=3MB;sync)
600GB * 4 RAID0
3000MB 6.967s 6.837s 7.748s speed=428MBps
6TB * 12 RAID0
3000MB 6.235s 5.550s 6.334s speed=500MBps
4TB * 12 RAID10
3000MB 15s 16s 16s speed = 200MBps
time (dd if=/dev/zero of=test bs=1024 count=3MB;sync)
3000MB 6.967s 6.837s 7.748s speed=428MBps
3000MB 6.235s 5.550s 6.334s speed=500MBps
3000MB 15s 16s 16s speed = 200MBps