On Tuesday 07 June 2005 22:39, Sean Knox wrote:
> Tony Sarendal wrote:
> >>>On Tuesday 07 June 2005 20:17, Sean Knox wrote:
> >>>>I installed the NIC to the shared PCI slot and it has helped, but not
> >>>> as much as I expected. Now that all NICs are sharing an IRQ, interrupt
> >>>> usage has dropped from ~90% to ~70%. I'm pushing about 250000 kb/s
> >>>> across two NICs, which makes me wonder the max throughput I can expect
> >>>> on a firewall on these Intel boxes.
> >>>
> >>>What is that in packets per second ?
> >>
> >>Ingress is 16255 packets/sec and egress is 18032 packets/sec.
> >
> > 16k+18k pps at 70% interrupt cpu ? On a modern PC ?
> > That sounds disapointing to say the least.
> >
> > I checked one of my ancient 600Mhz P3 with a four port dc, it's doing
> > 15k+15k at 33% interrupt cpu. I dug through old emails and found that an
> > old firewall I had with Athlon850MHz and one ti (netgear) doing 26k+26k
> > on it's vlan trunk at 15% interrupt cpu.
> >
> > Please tell me your box is an old piece of junk like my boxes.
>
> Nope-- it's a Supermicro 6023P-8
> (http://supermicro.com/products/system/2U/6023/SYS-6023P-8.cfm). Intel
> Xeon 2.4, 533mhz bus, onboard dual Intel 82546EB gige nics, 133mhz
> PCI-X, etc. etc. I'm running a snapshot from June 3 and as far as I can
> tell, apm is not enabled (did a dmesg|grep apm).
>
> Sean

I would expect a box with those specs to be able to handle 40kpps without 
breaking a sweat.

-- 
---
Tony Sarendal - [EMAIL PROTECTED]
IP/Unix
        -= The scorpion replied,
                "I couldn't help it, it's my nature" =-

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