Iotop
From FreeBSDwiki
Revision as of 05:12, 5 February 2010 by 24.211.35.135 (Talk)
If you need to monitor processes by I/O instead of CPU, you might be used to "iotop" from Linux. iotop does not exist on FreeBSD, but you can use top to do the same thing.
# top -m io -o total