benchmarking the storages: iSCSI Enterprise Target (+Software RAID0 3 drives)

Posted on by Daniel Kirstenpfad

This time we got a Software RAID0 Volume with 3 drives which made a volume size of 1465176195 sectors = 715418 Megabyte.

Interface-Transferrate with a blocksize of 128 sectors at 0.0 percent of the capacity:

sequential read rate medium (unthrottled): 78407 Kilobyte/s
sequential read rate Read-Ahead (Latency 0.90 ms): 61569 Kilobyte/s
repeatedly sequential read (“coretest”): 67066 Kilobyte/s

permanent transfer rate: (blocksize: 128 sectors):
read:

  • Average: 75843.9 Kilobyte/s
  • Minimum: 69892.3 Kilobyte/s
  • Maximum: 78817.2 Kilobyte/s

write:

  • Average: 30138.9 Kilobyte/s
  • Minimum: 29723.3 Kilobyte/s
  • Maximum: 30658.8 Kilobyte/s

access time read:

  • Average: 12.95 ms
  • Minimum: 0.16 ms
  • Maximum: 26.16 ms

access time write:

  • Average: 14.78 ms
  • Minimum: 0.34 ms
  • Maximum: 44.73 ms

access time read (<504 MByte):

  • Average: 5.87 ms
  • Minimum: 0.11 ms
  • Maximum: 19.22 ms

access time write (<504 MByte):

  • Average: 6.80 ms
  • Minimum: 0.29 ms
  • Maximum: 25.17 ms