[Iftop-users] can't monitor traffic on a gigabit subnet
Igor Schein
igor at txc.com
Wed, 13 Jul 2005 11:49:04 -0400
On Thu, Jul 07, 2005 at 11:43:05AM +0100, Paul Warren wrote:
> On Wed, Jul 06, 2005 at 03:47:26PM -0400, Igor Schein wrote:
> > When bandwidth usage for any connection is very high ( in my tests -
> > 20MB/s or 160Mb/s ), iftop-0.16 stops reporting usage for that
> > connection and becomes unresponsive - ^C doesn't work. More
> > specifically - the connection in question represents NFS UDP traffic.
>
> How many host pairs have you got on screen? What CPU does your machine
> have?
It's the case even if I filter to just one host. However, I figured
out afterwards, that the problem only occurs when I use -P ( which
I've always used before ). If I take -P out - no problem at all.
Thanks
Igor