Using IOPS measurement script from iops.py

  • Kingston:

      === START OF INFORMATION SECTION ===
  Device Model:     KINGSTON SVP200S37A120G
  Serial Number:    50026B7228017241
  Firmware Version: 502ABBF0
  User Capacity:    120,034,123,776 bytes
  Device is:        Not in smartctl database [for details use: -P showall]
  ATA Version is:   8
  ATA Standard is:  Not recognized. Minor revision code: 0x0110
  Local Time is:    Wed Jan 29 14:53:30 2014 HKT
  SMART support is: Available - device has SMART capability.
  SMART support is: Enabled

    $ iops.py -n 1 -t 2 /dev/sdb1

      /dev/sdb4,  34.60 GB, 1 threads:
   512   B blocks: 5641.4 IO/s,   2.8 MiB/s ( 23.1 Mbit/s)
     1 KiB blocks: 5309.6 IO/s,   5.2 MiB/s ( 43.5 Mbit/s)
     2 KiB blocks: 4621.7 IO/s,   9.0 MiB/s ( 75.7 Mbit/s)
     4 KiB blocks: 3733.9 IO/s,  14.6 MiB/s (122.4 Mbit/s)
     8 KiB blocks: 3631.9 IO/s,  28.4 MiB/s (238.0 Mbit/s)
    16 KiB blocks: 3029.5 IO/s,  47.3 MiB/s (397.1 Mbit/s)
    32 KiB blocks: 2178.8 IO/s,  68.1 MiB/s (571.1 Mbit/s)
    64 KiB blocks: 1478.4 IO/s,  92.4 MiB/s (775.1 Mbit/s)
   128 KiB blocks:  927.4 IO/s, 115.9 MiB/s (972.5 Mbit/s)
   256 KiB blocks:  667.4 IO/s, 166.9 MiB/s (  1.4 Gbit/s)
   512 KiB blocks:  402.1 IO/s, 201.0 MiB/s (  1.7 Gbit/s)
     1 MiB blocks:  226.4 IO/s, 226.4 MiB/s (  1.9 Gbit/s)
     2 MiB blocks:  124.2 IO/s, 248.4 MiB/s (  2.1 Gbit/s)
     4 MiB blocks:   64.9 IO/s, 259.4 MiB/s (  2.2 Gbit/s)
     8 MiB blocks:   33.6 IO/s, 268.9 MiB/s (  2.3 Gbit/s)
    16 MiB blocks:   16.9 IO/s, 271.0 MiB/s (  2.3 Gbit/s)
    32 MiB blocks:    8.4 IO/s, 269.3 MiB/s (  2.3 Gbit/s)
    64 MiB blocks:    3.5 IO/s, 225.2 MiB/s (  1.9 Gbit/s)
   128 MiB blocks:    1.9 IO/s, 245.9 MiB/s (  2.1 Gbit/s)
   256 MiB blocks:    0.9 IO/s, 227.2 MiB/s (  1.9 Gbit/s)

  • Intel:

      wanghao@sing043:~$ sudo smartctl -a /dev/sdb
  smartctl 5.40 2010-07-12 r3124 [x86_64-unknown-linux-gnu] (local build)
  Copyright (C) 2002-10 by Bruce Allen, http://smartmontools.sourceforge.net
	
  === START OF INFORMATION SECTION ===
  Model Family:     Intel X25-M SSD
  Device Model:     INTEL SSDSA2M080G2GC
  Serial Number:    CVPO005402YE080BGN
  Firmware Version: 2CV102HA
  User Capacity:    80,026,361,856 bytes
  Device is:        In smartctl database [for details use: -P show]
  ATA Version is:   7
  ATA Standard is:  ATA/ATAPI-7 T13 1532D revision 1
  Local Time is:    Wed Jan 29 14:50:29 2014 HKT
  SMART support is: Available - device has SMART capability.
  SMART support is: Enabled

    $ iops.py -n 1 -t 2 /dev/sdb1

       /dev/sdb1,  80.02 GB, 1 threads:
   512   B blocks: 13094.4 IO/s,   6.4 MiB/s ( 53.6 Mbit/s)
     1 KiB blocks: 10974.7 IO/s,  10.7 MiB/s ( 89.9 Mbit/s)
     2 KiB blocks: 8270.3 IO/s,  16.2 MiB/s (135.5 Mbit/s)
     4 KiB blocks: 5651.7 IO/s,  22.1 MiB/s (185.2 Mbit/s)
     8 KiB blocks: 5434.9 IO/s,  42.5 MiB/s (356.2 Mbit/s)
    16 KiB blocks: 4091.9 IO/s,  63.9 MiB/s (536.3 Mbit/s)
    32 KiB blocks: 2750.0 IO/s,  85.9 MiB/s (720.9 Mbit/s)
    64 KiB blocks: 1657.7 IO/s, 103.6 MiB/s (869.1 Mbit/s)
   128 KiB blocks:  967.2 IO/s, 120.9 MiB/s (  1.0 Gbit/s)
   256 KiB blocks:  586.4 IO/s, 146.6 MiB/s (  1.2 Gbit/s)
   512 KiB blocks:  358.6 IO/s, 179.3 MiB/s (  1.5 Gbit/s)
     1 MiB blocks:  199.3 IO/s, 199.3 MiB/s (  1.7 Gbit/s)
     2 MiB blocks:  105.3 IO/s, 210.6 MiB/s (  1.8 Gbit/s)
     4 MiB blocks:   56.4 IO/s, 225.5 MiB/s (  1.9 Gbit/s)
     8 MiB blocks:   26.5 IO/s, 212.3 MiB/s (  1.8 Gbit/s)
    16 MiB blocks:   14.4 IO/s, 231.0 MiB/s (  1.9 Gbit/s)
    32 MiB blocks:    6.3 IO/s, 201.2 MiB/s (  1.7 Gbit/s)
    64 MiB blocks:    3.6 IO/s, 227.3 MiB/s (  1.9 Gbit/s)
   128 MiB blocks:    1.7 IO/s, 223.0 MiB/s (  1.9 Gbit/s)
   256 MiB blocks:    1.0 IO/s, 255.7 MiB/s (  2.1 Gbit/s)