Hi!

On 11:42 Thu 27 Jan     , loody wrote:

Dear all:
Is there any directory under proc/sys or tools that can help us to
measure the traffic between user and kernel mode?
(such as ioctl, open, close, etc.)

If you are interested in number of system calls per second, you can run dstat.
However I do not know a way to measure the traffic in bytes/sec.

	-Michi
-- 
programing a layer 3+4 network protocol for mesh networks
see http://michaelblizek.twilightparadox.com