# iops /dev/sda
  /dev/sda, 120.03 GB, 32 threads:
   512 B blocks: 21556.8 IO/s,  10.5 MiB/s ( 88.3 Mbit/s)
     1 KiB blocks: 21591.8 IO/s,  21.1 MiB/s (176.9 Mbit/s)
     2 KiB blocks: 21556.3 IO/s,  42.1 MiB/s (353.2 Mbit/s)
     4 KiB blocks: 21654.4 IO/s,  84.6 MiB/s (709.6 Mbit/s)
     8 KiB blocks: 21665.1 IO/s, 169.3 MiB/s (  1.4 Gbit/s)
    16 KiB blocks: 13364.2 IO/s, 208.8 MiB/s (  1.8 Gbit/s)
    32 KiB blocks: 7621.1 IO/s, 238.2 MiB/s (  2.0 Gbit/s)
    64 KiB blocks: 4162.3 IO/s, 260.1 MiB/s (  2.2 Gbit/s)
   128 KiB blocks: 2176.5 IO/s, 272.1 MiB/s (  2.3 Gbit/s)
   256 KiB blocks:  751.2 IO/s, 187.8 MiB/s (  1.6 Gbit/s)
   512 KiB blocks:  448.7 IO/s, 224.3 MiB/s (  1.9 Gbit/s)
     1 MiB blocks:  250.0 IO/s, 250.0 MiB/s (  2.1 Gbit/s)
     2 MiB blocks:  134.8 IO/s, 269.5 MiB/s (  2.3 Gbit/s)
     4 MiB blocks:   69.2 IO/s, 276.7 MiB/s (  2.3 Gbit/s)
     8 MiB blocks:   34.1 IO/s, 272.7 MiB/s (  2.3 Gbit/s)
    16 MiB blocks:   17.2 IO/s, 275.6 MiB/s (  2.3 Gbit/s)