= 2014-10-03 =

== iotop ==

* 觀察實際有發生 I/O 的所有 process，並累計流量
{{{
iotop -oPa
}}}
{{{
-o, --only            only show processes or threads actually doing I/O
-P, --processes       only show processes, not all threads
-a, --accumulated     show accumulated I/O instead of bandwidth
}}}