Azure A1 Dドライブ

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CrystalDiskMark 5.2.1 x64 (C) 2007-2017 hiyohiyo
                           Crystal Dew World : http://crystalmark.info/
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* MB/s = 1,000,000 bytes/s [SATA/600 = 600,000,000 bytes/s]
* KB = 1000 bytes, KiB = 1024 bytes

   Sequential Read (Q= 32,T= 1) :    37.825 MB/s
  Sequential Write (Q= 32,T= 1) :    61.393 MB/s
  Random Read 4KiB (Q= 32,T= 1) :     3.044 MB/s [   743.2 IOPS]
Random Write 4KiB (Q= 32,T= 1) :     2.184 MB/s [   533.2 IOPS]
         Sequential Read (T= 1) :    42.570 MB/s
        Sequential Write (T= 1) :    90.190 MB/s
   Random Read 4KiB (Q= 1,T= 1) :     1.181 MB/s [   288.3 IOPS]
  Random Write 4KiB (Q= 1,T= 1) :     1.680 MB/s [   410.2 IOPS]

  Test : 50 MiB [D: 1.7% (1.2/70.0 GiB)] (x2)  [Interval=5 sec]
  Date : 2017/01/20 7:51:49
    OS : Windows Server 2012 R2 Datacenter (Full installation) [6.3 Build 9600] (x64)

確かにランダムIOはV2のほうが速いな。。