Tuning routing table size in FreeBSD 8.0 and 7.2

[Valentin Bud]

On Thu, Feb 24, 2011 at 9:37 PM, nikitha <sumi.techno at gmail.com> wrote:

> Thank you all, for your timely reply..
> To answer Niko's question: Just i'm doing some performance/stress testing
> of
> a freebsd router.. :-)
>
> -Sumi
>
> On Thu, Feb 24, 2011 at 10:11 PM, Nikos Vassiliadis <nvass at gmx.com> wrote:
>
> > On 2/24/2011 4:51 PM, Damien Fleuriot wrote:
> >
> >> On 2/24/11 3:00 PM, nikitha wrote:
> >>
> >>> Hi,
> >>> Could you plz share the information on the maximum number of routes
> that
> >>> can
> >>> be added (by default) in FREEBSD 8.0/7.2 kernel?
> >>> In Linux the sysctl rt_max_size is used. Is there a similar tunable
> >>> parameter in freeBSD?
> >>>
> >> [snip]
> >
> >
> >> I could not find a sysctl that matched what you're looking for.
> >>
> >> AFAIK, the routing table is limited only by the amount of RAM you can
> >> allocate to it.
> >>
> >
> > Yes. You can use "vmstat -z | grep rtentry" to examine it.
> > It seems trivial to add a limit there(without having thought of
> > multiple routing tables and vnet).
> >
> > Out of curiosity, why would you want such a limit?
> >
> >
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Hello Sumi,

 What tools do you use to perform the tests?

thanks,
v
-- 
network warrior