My RRD comment specifically related to the win 32 version - sorry if this was 
confusing.

On windows, 3.0 is MUCH more stable than 2.2 ever was.

On linux - well on redhat 8.0 we have never really had an uptime issue with either 2.2 
or 3.  As I said it just goes on and on assuming memory is not an issue.  We run with 
Sticky hosts, local only.  In this context the only time we have problems is if a new 
node added to the net has a worm virus and it tries contacting the full range of a 10. 
Class A subnet.  Having hosts as sticky means that we soon run out of memory when we 
have an errant worm program - at least we know we have a problem pretty quickly ;-)

Mark



-----Original Message-----
From: Stephan Knabe [mailto:[EMAIL PROTECTED]
Sent: 10 March 2004 4:33 
To: [EMAIL PROTECTED]
Subject: RE: [Ntop] How much uptime can you get?


On Wed, 10 Mar 2004, Nick Fisher wrote:

> > Which platform?
> Doh! Sorry, I'm running it on a few different gentoo linux machines.
>
> > Linux - ntop goes on for weeks as long as you do not exhaust
> > memory (too many hosts)
> Intresting.... so ntop bombs when it needs more resources and can't have
> them?

No it gets killed by the kernel (out of memory). I saw this happen on a
host with 256 MB RAM and 500MB Swap, when more than 50000 hosts were4
stored. Using a box with 2 GB RAM it needs a maximum of about 300 MB.

> > Windows - 4 hours on 2.2 is about right.  With 3.0Pre1 we get up
> > to about 22 Hours
> OOOooo.... is 3 more stable on Win32 or just in general? Perhaps it uses
> less resources?
>
> > Usually uptime increases if you switch the RRD plugin OFF !?!
> Buh? Let me get this straight.... ntop in general is supposed to work getter
> without rrd? Turning on rrd was the only way I got ntop to run for over 6
> hours. Could the rrd plugin perhaps reduce resource usage?
>

I do not see this. I run it with rrd-plugin for a few weeks. I
only restarted it to read a new protocol list. Actually I have an uptime
of ca. 20.5 days. I use a CVS version from january, 5th.

regards

Stephan Knabe
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