On Wed, Sep 14, 2005 at 10:04:21AM +0200, Robert Olsson wrote:
> Simon Kirby writes:
> > Sender: 367 Mbps, 717883 pps valid src/dst, 64 byte (Ethernet) packets
> > 2.4.27-rc1: 297 Mbps forwarded (w/idle time?!)
> > 2.4.31: 296 Mbps forwarded (w/idle time?!)
> > 2.6.13-rc6: 173 Mbps forwarded
> > Time permitting, I'd also like to run some profiles. It's interesting
> > to note that 2.6 is slower at forwarding even straight duplicate small
> > packets. We should definitely get to the bottom of that.
> Yes. This is single flow? Strange.
> Run a fixed size shot 10Mpkts pkts or so for both 2.4 and 2.6 and save
> /proc/interrupts, proc/net/softnetstat, netstat -i, tc -s qdisc to start
I got stuck in some mud again, but I was able to run a small oprofile.
nf_iterate was near the top even though the firewall was empty, so I
changed CONFIG_IP_NF_IPTABLES=y to CONFIG_IP_NF_IPTABLES=m (and didn't
load it). Throughput went up from 173 Mbps to 232 Mbps...yikes.
Conntrack was never compiled. I'll do some more profiling when I get