Re: [nsp] Is a FEIP2 capable of wire speed under any circumstances?

From: Jared Mauch (jared@puck.nether.net)
Date: Sun Sep 13 1998 - 20:32:44 EDT


        I would upgrade to 11.1.21CC which came out.

        That will get you the latest bugfixes.

        I suspect you may need a FE-PA in a vip2 to get the performance
you need. I've pushed 100M across those interfaces.

        - jared

On Sun, Sep 13, 1998 at 05:14:37PM -0700, Mike Leber wrote:
>
> No, we are not running CAR.
>
> We are running 11.1.17CC. We have also tried running 11.1.17CA.
>
> With 11.1.17CC we have tried separately "ip route-cache optimum", "ip cef
> switch", and "ip cef distributed switch".
>
> We are not doing any rate limiting. We also are not using any access
> lists.
>
> On Sun, 13 Sep 1998, Edward Henigin wrote:
>
> >
> > You wouldn't happen to be running CAR or dCAR, would you?
> >
> > I've correlated the ignore counter to packets dropped due
> > to exceeding a CAR rule....
> >
> >
> > On Sun, Sep 13, 1998 at 01:32:58PM -0700, Mike Leber said:
> >
> > [...]
> >
> > > When we increase traffic to 65 Mbps in and 15 Mbps out (from about 55 Mbps
> > > in and 10 Mbps out) on this specific interface we start seeing ignores
> > > race along at the rate of several hundred per second (this translates to
> > > packet loss). While this is happening we are not seeing buffer failures
> > > or drops on the input or output queues of the other interfaces. That
> > > makes no sense. Supposedly you should only see ignores when allocation of
> > > buffer or queue space repeatedly fails. We do see throttled increasing
> > > (sh cont cbus) (Normally it doesn't, of course).
> >
> > [...]
> >
>
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-- 
Jared Mauch  | pgp key available via finger from jared@puck.nether.net
             | http://puck.nether.net/~jared/



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