2T x 12(sata, 7.2k), raid10

op3

# iozone -Rb output.xls -r 4K -s 2G
        Iozone: Performance Test of File I/O
                Version $Revision: 3.408 $
                Compiled for 64 bit mode.
                Build: linux 

        Contributors:William Norcott, Don Capps, Isom Crawford, Kirby Collins
                     Al Slater, Scott Rhine, Mike Wisner, Ken Goss
                     Steve Landherr, Brad Smith, Mark Kelly, Dr. Alain CYR,
                     Randy Dunlap, Mark Montague, Dan Million, Gavin Brebner,
                     Jean-Marc Zucconi, Jeff Blomberg, Benny Halevy, Dave Boone,
                     Erik Habbinga, Kris Strecker, Walter Wong, Joshua Root,
                     Fabrice Bacchella, Zhenghua Xue, Qin Li, Darren Sawyer.
                     Ben England.

        Run began: Sat Dec 21 01:17:34 2013

        Excel chart generation enabled
        Record Size 4 KB
        File size set to 2097152 KB
        Command line used: iozone -Rb output.xls -r 4K -s 2G
        Output is in Kbytes/sec
        Time Resolution = 0.000001 seconds.
        Processor cache size set to 1024 Kbytes.
        Processor cache line size set to 32 bytes.
        File stride size set to 17 * record size.
                                                            random  random    bkwd   record   stride                                   
              KB  reclen   write rewrite    read    reread    read   write    read  rewrite     read   fwrite frewrite   fread  freread
         2097152       4 1062291 1746442  4628984  4641615 3273822 1477220 3841400  3074412  3562005  1701903  1706575 4470777  4473169

iozone test complete.
Excel output is below:

"Writer report"
        "4"
"2097152"   1062291 

"Re-writer report"
        "4"
"2097152"   1746442 

"Reader report"
        "4"
"2097152"   4628984 

"Re-Reader report"
        "4"
"2097152"   4641615 

"Random read report"
        "4"
"2097152"   3273822 

"Random write report"
        "4"
"2097152"   1477220 

"Backward read report"
        "4"
"2097152"   3841400 

"Record rewrite report"
        "4"
"2097152"   3074412 

"Stride read report"
        "4"
"2097152"   3562005 

"Fwrite report"
        "4"
"2097152"   1701903 

"Re-Fwrite report"
        "4"
"2097152"   1706575 

"Fread report"
        "4"
"2097152"   4470777 

"Re-Fread report"
        "4"
"2097152"   4473169