sysbench benchmarks on FusionIO 320GB Duo MLC card

system:

• 2 quad core Intel(R) Xeon(R) CPU E5530 @ 2.40GHz
• CentOS release 5.3 (Final)
• 24GB of RAM
• fio-format -f -s75% /dev/fct0 and /dev/fct1
• Fusion-io ioDrive Duo 320GB
• Fusion-io driver version: 1.2.7.2
• XFS filesystem, mounted nobarrier

mdadm --create --verbose /dev/md0 --level=0 --raid-devices=2 /dev/fioa /dev/fiob
mkfs.xfs -f /dev/md0

mdadm --create --verbose /dev/md0 --level=10 --layout=n2 --raid-devices=4 --chunk=64 /dev/fioa /dev/fiob /dev/fioc /dev/fiod
mkfs.xfs -f /dev/md0

#!/bin/sh
set -u
set -x
set -e

for size in 100G; do
   for mode in rndrd rndwr; do
   #for mode in rndwr; do
   #for blksize in 512 4096 8192 16384 32768 65536  ; do
   for blksize in 16384 ; do
      sysbench --test=fileio --file-num=64 --file-total-size=$size prepare
      #for threads in 1 4 8; do
      for threads in 1 4 8 16 ; do
         echo "====== testing $blksize in $threads threads"
         echo PARAMS $size $mode $threads $blksize > sysbench-size-$size-mode-$mode-threads-$threads-blksz-$blksize
         sysbench --test=fileio --file-total-size=$size --file-test-mode=$mode\
            --max-time=120 --max-requests=100000000 --num-threads=$threads --init-rng=on \
            --file-num=64 --file-extra-flags=direct --file-fsync-freq=0 --file-block-size=$blksize run \
            | tee -a sysbench-size-$size-mode-$mode-threads-$threads-blksz-$blksize 2>&1
      done
      sysbench --test=fileio --file-total-size=$size cleanup
   done
   done
done