iodata.mkd

m1.large

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: Sun Aug 22 19:35:33 2010

Include close in write timing
Include fsync in write timing
File size set to 8388608 KB
Record Size 64 KB
Command line used: iozone -c -e -s 8g -r 64k
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
       8388608      64   46115   47994    83947    82814   30989   34233   47252  3406533    47624    40921    49934   82359    85779
       8388608      64   40061   46175    88932    86837   31582   34402   44545  3422394    37983    43023    47589   86621    85250

m2.4xlarge

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: Sun Aug 22 20:48:46 2010

Include close in write timing
Include fsync in write timing
File size set to 8388608 KB
Record Size 64 KB
Command line used: iozone -c -e -s 8g -r 64k
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
       8388608      64   55821   57627  5089526  5102975 4570300   57741 4855740  6772790  4714128    56966    57433 5076458  5077382
       8388608      64   58630   59119  5060545  5091654 4598299   55922 4822469  6830658  4746746    54273    58441 5083893  5091469