Dell R720，E5-2620，16GB RAM，PERC H720P Mini (LSI SAS2208 ROC)
Red Hat Enterprise Linux Server release 6.3
General Parallel File System (GPFS) 3.5.0.11
Raid5：5个2.5" SAS2 10Krpm 600GB为一个Raid5做成一个NSD，用这个NSD做成一个GPFS文件系统
Iozone 3.414，测试命令iozone -i 0 -i 1 -i 2 -r 1m -s 64G，结果单位Kbytes/sec
write: 393595
rewrite: 406162
read: 431798
reread: 434553
random read: 97135
random write: 238970
