• Benchmark date: 11-Dec-2010
• System:
  • Cisco UCS C250
  • CPU: Intel(R) Xeon(R) CPU X5670 @ 2.93GHz
  • 2 physical CPUs - Intel Nehalem, 6 cores, 12 threads on each, visible as 24 CPUs
• Memory 346GB
• IO: 8 x 2.5” 15K RPM disks in RAID10,
• IO: Virident tachIOn 400GB SLC
• OS: CentOS 5.5, kernel 2.6.18-194.8.1.el5
• Benchmark: sysbench fileio rndwr

Raw results: ( 200GB and 800GB results are provided by Virident)

reformat.sh

umount /mnt/tachion
fdparm --prepare -f /dev/vgca0
mkfs.xfs -f -s size=4096 /dev/vgca0
mount  /dev/vgca0 /mnt/tachion -o noatime,nobarrier

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

CURD=`pwd`

for sizei in `seq 50 10 370`; do
   size=${sizei}G
   bash ./reformat.sh 100% 
   cd /mnt/tachion
   sysbench --test=fileio --file-num=64 --file-total-size=$size prepare
   # pre-run to get card in steady state
   sysbench --test=fileio --file-total-size=$size --file-test-mode=rndwr --max-time=1800 --max-requests=100000000 --num-threads=16 --init-rng=on --file-num=64 --file-extra-flags=direct --file-fsync-freq=0 --file-block-size=16384 run
   for mode in rndwr; do
   for blksize in 16384 ; do
      for threads in 16; do
         echo "====== testing $blksize in $threads threads"
         echo PARAMS $size $mode $threads $blksize > $CURD/sysbench-size-$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 $CURD/sysbench-size-$size-mode-$mode-threads-$threads-blksz-$blksize 2>&1
      done
   done
   done
   sysbench --test=fileio --file-total-size=$size cleanup
   cd $CURD
done

 vgc-diags -d /dev/vgca                                                                       
Checking Software configuration:
--------------------------------
    Found:  vgc-utils-1.1-B4.25571 vgc-drivers-2.6.18-194.8.1.el5-1.1-B4.25571
Checking Hardware configuration:
--------------------------------
Virident tachIOn a
    tachIOn0: 0x8000000000 bytes (512 GB)
    BAR [0] phys 0xb1b00000 virt 0xffffc20013800000 (sz 1 MB)
    BAR [1] phys 0xb0000000 (sz 4 KB)
            Card Name                         = tachIOn LP
            tachIOn Controller RTL rev        = 24890
            tachIOn Controller ucode rev      = 21328
            tachIOn Controller frequency      = 72 MHz
            Module Controller RTL rev         = 24961
            Module Controller ucode rev       = 24492
            Card Temperature                  = 57 C
            CPU Frequency                     = 2926 MHz

            Version                           = 2
            Date (Week:Year)                  = 34:107
            Serial Number                     = VS001B5-000040
            Manufacturer Id                   = "Virident Systems Inc"
            Board Type                        = 001
            Darwin md5sum                     = 5e2a9b6b339a8004822ced37d5135ffb
            Sydney md5sum                     = 123b7a9a6c0e72bbfb4901960791379b
            Copyright                         = "(c) Virident Systems Inc. 2010"