Hi,
I installed version 3.3 and it works great even with the original defaults. Thanks for help anyway.

Robert

On 31.10.2007, at 16:23, Gary Gatten wrote:

I use ntop with netflow exclusively right now - no libpcap. My startup
switches are:

-i none -u ntop --disable-instantsessionpurge --instance
Field.Office.Internet -P /usr/local/var/ntop-FieldInet -o -d -L -w 3001
-x 32768 -X 65536 -m 10.0.0.0/8,192.168.0.0/16,12.154.38.1/23

This is one of two instances I run - the other has same parms except for
the instance ones of course.

Keep in mind that high CPU is not necessarily "bad". I've seen several cases where a process will run at 100%, but it relinquishes control when
asked and behaves well.  As long as all processes / threads are being
served in a timely manner I don't really care "too" much. However, when
mine runs at 100% on 3.3.3, the http server doesn't respond and the
netflow listeners aren't servicing the flows effectively.

Gary


-----Original Message-----
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of
Robert Cerny
Sent: Wednesday, October 31, 2007 3:29 AM
To: [email protected]
Subject: Re: [Ntop] ntop cpu usage on Mac OS X Server 10.4.10

Hi,
thanks for your response. Do you use ntop on your machine? Which
startup parameters did you set?

Robert

On 30.10.2007, at 17:36, Gary Gatten wrote:

I've had similar questions with not much helpful response.  V3.2.1
seems
to work great for me and uses maybe 50% CPU average, but 3.3.x uses
100%
all the time.

There's a "polling" option that replaces some interrupt driven
processes
to polled - maybe check that out.  Also turn on verbose logging.
There
might be an error of somekind that's causing extra load.

Gary


-----Original Message-----
From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf
Of
Robert Cerny
Sent: Monday, October 29, 2007 4:44 AM
To: [email protected]
Subject: [Ntop] ntop cpu usage on Mac OS X Server 10.4.10

Hi folks,
I installed ntop 3.2 using darwinports on Mac OS X Server 10.4.10
and it
takes 99% of CPU since start. I did try to use --disable-
mutexextrainfo
to lower it, but still no luck. Does anybody have any idea how to
lower
CPU usage?

Thanks
Robert
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