CPU Model
grep name /proc/cpuinfo | uniq
model name : Intel(R) Core(TM)2 Quad CPU Q6600 @ 2.40GHz
CPU Threads
cat /sys/devices/system/cpu/cpu*/topology/core_id | wc -l
4
Cores per CPU
cat /sys/devices/system/cpu/cpu*/topology/core_id | sort | uniq | wc -l
4
Kernel
uname -a
Linux finnix 2.6.30-1-amd64-finnix #1 SMP Tue Aug 4 22:38:20 PDT 2009 x86_64 GNU/Linux
Disk Controller
lspci | grep AHCI
00:1f.2 SATA controller: Intel Corporation 82801IR/IO/IH (ICH9R/DO/DH) 6 port SATA AHCI Controller (rev 02)
Disk Status
egrep 'ata[0-9]\.|SATA link up' /var/log/dmesg
[ 2.932025] ata3: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
[ 2.949736] ata3.00: ATA-7: Hitachi HUA721050KLA330, GK6OA70M, max UDMA/133
[ 2.949739] ata3.00: 976773168 sectors, multi 0: LBA48 NCQ (depth 31/32)
[ 2.950589] ata3.00: configured for UDMA/133
dd if=/dev/zero of=/dev/null bs=32M count=1000
33554432000 bytes (34 GB) copied, 11.5232 s, 2.9 GB/s
blockdev --getra /dev/sdc
256
cat /sys/block/sdc/queue/scheduler
noop anticipatory deadline [cfq]
cat /sys/block/sdc/device/queue_depth
31
dd if=/dev/sdc of=/dev/null bs=1M count=16000
16777216000 bytes (17 GB) copied, 193.814 s, 86.6 MB/s
mount -o noatime /dev/sdc2 /mnt
bonnie++ -d /mnt -u root -n 0 -r 6000
Version 1.96 ------Sequential Output------ --Sequential Input- --Random-
Concurrency 1 -Per Chr- --Block-- -Rewrite- -Per Chr- --Block-- --Seeks--
Machine Size K/sec %CP K/sec %CP K/sec %CP K/sec %CP K/sec %CP /sec %CP
finnix 12G 633 98 73830 13 36246 4 2195 91 78584 4 228.8 2
Latency 12967us 1215ms 707ms 122ms 26454us 171ms
cd /tmp; wget http://debian.gsd-software.net/benchmark/seeker_baryluk_x86
chmod +x seeker_baryluk_x86
for threads in 01 02 04 08 16 32; do echo -n "Threads: $threads "; ./seeker_baryluk_x86 /dev/sdc $threads | grep Results; sleep 1; done
Threads: 01 Results: 81 seeks/second, 12.320 ms random access time (24322543 < offsets < 499940218995)
Threads: 02 Results: 80 seeks/second, 12.428 ms random access time (90421354 < offsets < 499803562637)
Threads: 04 Results: 92 seeks/second, 10.826 ms random access time (724720379 < offsets < 499984225794)
Threads: 08 Results: 109 seeks/second, 9.132 ms random access time (2641800 < offsets < 499998297388)
Threads: 16 Results: 127 seeks/second, 7.849 ms random access time (201549777 < offsets < 500044041013)
Threads: 32 Results: 144 seeks/second, 6.909 ms random access time (165172154 < offsets < 500069696101)
