Storage Performance Test

Disk I/O Performance

CrystalDiskMark (2.2)

datamark (0.0.4)

dd (coreutils)

[ ]# dd if=/dev/hda1 of=/dev/hdb1 bs=4k conv=noerror,sync

dd_rescue

[ ]# dd_rescue /dev/zero /media/disk/zero2G -m 2G

File System Performance

IOzone 3

x86 version (bin) (src)
ARM version (bin) (src)

Iometer

Bonnie++

Misc:
sar - system activity report
   Example: http://www.thegeekstuff.com/2011/03/sar-examples/
iperf - perform network throughput tests
hdparm - to test local disk performance of any bricks
dbench - Measure disk throughput for simulated netbench run
iozone - Filesystem Benchmark
htop - interactive process viewer
vnstat - a console-based network traffic monitor
iftop - display bandwidth usage on an interface by host