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Created September 11, 2010 05:07
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2-device stripe

8KB blocks

time sudo iozone -a -c -e -s 1226m -q 8 -y 8
Iozone: Performance Test of File I/O
        Version $Revision: 3.308 $
	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,
             Erik Habbinga, Kris Strecker, Walter Wong, Joshua Root.

Run began: Sat Sep 11 04:24:34 2010

Auto Mode
Include close in write timing
Include fsync in write timing
File size set to 1255424 KB
Using Maximum Record Size 8 KB
Using Minimum Record Size 8 KB
Command line used: iozone -a -c -e -s 1226m -q 8 -y 8
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
     1255424       8   76345   81115    88203    74734   13147   25813   21970  2139258    13232    88225    89448   74475    63533

iozone test complete.

real    7m58.660s
user    0m00.310s
sys      005.440s

64KB - 4096KB Blocks

time sudo iozone -a -c -e -s 1226m -q 4096 -y 64
Iozone: Performance Test of File I/O
        Version $Revision: 3.308 $
	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,
             Erik Habbinga, Kris Strecker, Walter Wong, Joshua Root.

Run began: Sat Sep 11 04:34:38 2010

Auto Mode
Include close in write timing
Include fsync in write timing
File size set to 1255424 KB
Using Maximum Record Size 4096 KB
Using Minimum Record Size 64 KB
Command line used: iozone -a -c -e -s 1226m -q 4096 -y 64
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
     1255424      64   77404   82866    69400    69021   24360   71113   56966  3090441    16740    81368    86753   82435    80927
     1255424     128   86383   87901    69427    87640   32609   75567   52943  3440790    21144    86642    86521   79468    78232
     1255424     256   75022   72104    66990    72476   37394   79855   66334  3009664    29621    80342    88217   79563    82259
     1255424     512   90467   82903    69037    80240   47195   70987   39273  1662227    88572    80694    83698   81562    74797
     1255424    1024   62757   65366    71553    70365   51797   74739   74410  1058371   105789    86383    81099   69911    76243
     1255424    2048   87852   85510    29033    73919   68898   84532   88599  1004561    96087    87276    47765   78795    78284
     1255424    4096   90046   86267    77022    83746   81287   75372   96505  1016396   124904    32918    54856   77890    80636

iozone test complete.

real    29m55.206s
user     0m03.540s
sys      0m40.470s
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