[098] ディスクの速度計測(Windows 7 Professional SP1 32bit,2011.07.31)
ディスクの速度計測(Windows 7 Professional SP1 32bit,2011.07.31)
ディスクの速度計測(Windows 7 Professional SP1 32bit,2011.07.31)
Windows 7 Professional SP1 32bit
WDC WD3000GLFS
Intel ICH10R SATA AHCI Controller [ATA]

           Sequential Read :   119.129 MB/s
          Sequential Write :   119.197 MB/s
         Random Read 512KB :    43.560 MB/s
        Random Write 512KB :    69.678 MB/s
    Random Read 4KB (QD=1) :     0.760 MB/s [   185.5 IOPS]
   Random Write 4KB (QD=1) :     1.720 MB/s [   419.9 IOPS]
   Random Read 4KB (QD=32) :     1.854 MB/s [   452.7 IOPS]
  Random Write 4KB (QD=32) :     1.685 MB/s [   411.5 IOPS]
1万回転のVelociRaptorであるが、SSD全盛の今となっては見る影もない…
WDC WD20EARS x 2(SW Raid, Mirror)
Intel ICH10R SATA AHCI Controller [ATA]

           Sequential Read :    23.228 MB/s
          Sequential Write :    33.246 MB/s
         Random Read 512KB :    16.557 MB/s
        Random Write 512KB :    24.785 MB/s
    Random Read 4KB (QD=1) :     0.382 MB/s [    93.3 IOPS]
   Random Write 4KB (QD=1) :     0.620 MB/s [   151.4 IOPS]
   Random Read 4KB (QD=32) :     1.389 MB/s [   339.0 IOPS]
  Random Write 4KB (QD=32) :     0.762 MB/s [   186.0 IOPS]
Windows 7 Professionalの標準機能によるSoftwareRaid(Mirror)。ハードウェア不要でRaidにできるが、遅杉。
WDC WD4000AAKS
Intel ICH10R SATA AHCI Controller [ATA]

           Sequential Read :    80.240 MB/s
          Sequential Write :    78.504 MB/s
         Random Read 512KB :    36.681 MB/s
        Random Write 512KB :    49.894 MB/s
    Random Read 4KB (QD=1) :     0.526 MB/s [   128.5 IOPS]
   Random Write 4KB (QD=1) :     1.284 MB/s [   313.5 IOPS]
   Random Read 4KB (QD=32) :     0.700 MB/s [   170.9 IOPS]
  Random Write 4KB (QD=32) :     1.311 MB/s [   320.1 IOPS]
400GBと古めのHDDであるが、それにしても遅くないか?
関連記事
更新履歴
- 2011.07.31 公開
 
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