Figuring out what process is eating bandwidth?

[Jayce^]

Ross Werner wrote:
> Say I glance down at gkrellm and notice something just started taking 
> 150K/s of bandwidth out eth1. Is there a (relatively) easy way to figure 
> out what program just started munching my bandwidth?

my favorite 'at a glance' kind of tool for this is ntop, which gives, as 
expected, a top-like interface to viewing net usage, which you can pin 
to a specific interface, and do your usual stuff.

--
Jayce^