新しいVAIOのSSD RAID0の速さはこんな感じ。
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CrystalDiskMark 3.0.2 x64 (C) 2007-2013 hiyohiyo
Crystal Dew World : http://crystalmark.info/
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* MB/s = 1,000,000 byte/s [SATA/300 = 300,000,000 byte/s]
Sequential Read : 928.491 MB/s
Sequential Write : 675.411 MB/s
Random Read 512KB : 558.144 MB/s
Random Write 512KB : 638.188 MB/s
Random Read 4KB (QD=1) : 19.704 MB/s [ 4810.6 IOPS]
Random Write 4KB (QD=1) : 44.147 MB/s [ 10778.2 IOPS]
Random Read 4KB (QD=32) : 422.126 MB/s [103058.0 IOPS]
Random Write 4KB (QD=32) : 186.068 MB/s [ 45426.8 IOPS]
Test : 1000 MB [C: 27.8% (56.2/202.3 GB)] (x5)
Date : 2013/01/27 1:05:16
OS : Windows 8 Professional [6.2 Build 9200] (x64)
ちなみにサーバ側はこんな感じ。
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CrystalDiskMark 3.0.1 x64 (C) 2007-2010 hiyohiyo
Crystal Dew World : http://crystalmark.info/
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* MB/s = 1,000,000 byte/s [SATA/300 = 300,000,000 byte/s]
Sequential Read : 325.039 MB/s
Sequential Write : 38.091 MB/s
Random Read 512KB : 41.623 MB/s
Random Write 512KB : 13.950 MB/s
Random Read 4KB (QD=1) : 0.565 MB/s [ 137.9 IOPS]
Random Write 4KB (QD=1) : 0.282 MB/s [ 69.0 IOPS]
Random Read 4KB (QD=32) : 4.467 MB/s [ 1090.6 IOPS]
Random Write 4KB (QD=32) : 1.001 MB/s [ 244.5 IOPS]
Test : 1000 MB [E: 0.0% (0.3/5428.9 GB)] (x5)
Date : 2011/11/27 23:04:33
OS : Windows Server 2008 R2 SP1 [6.1 Build 7601] (x64)
OSは「Windows Server 2008 R2」って書いてあるけど「Windows Home Server 2011」だよ。
こっちは2TBのHDD4本でRAID5ね。
Randomアクセスひどいでしょ？
どうしたらいいの？