RE: Packet forwarding overhead - with ipfw counting

2002-11-10 Thread Don Bowman
From: Kevin Day [mailto:toasty@;dragondata.com] > When we're pushing 250-300mbits through, we're using about 15% of its > 2.4Ghz P4 Xeon CPU. All of it is in "interrupt" time... that > seems a bit > high, but that'll still let us max things out at 1gbit so we're ok. Try applying these diff to y

Re: Packet forwarding overhead - with ipfw counting

2002-11-10 Thread Luigi Rizzo
another way to do the count efficiently is to use dummynet dynamic pipes: ipfw add 100 pipe 1 ip from 10.0.0.0/24 to any ipfw add 100 pipe 2 ip from any to 10.0.0.0/24 ipfw pipe 1 config mask src-ip 0x ipfw pipe 2 config mask dst-ip 0x sysctl

Re: Packet forwarding overhead - with ipfw counting

2002-11-10 Thread Julian Elischer
oops, duh, Take the 'count' keyword out.. they count anyhow.. To Unsubscribe: send mail to [EMAIL PROTECTED] with "unsubscribe freebsd-net" in the body of the message

Re: Packet forwarding overhead - with ipfw counting

2002-11-10 Thread Julian Elischer
> I have a server acting as a router. Dual bge gigabit network interfaces > (PCI-X), one is the WAN side the other is the LAN side. > When we're pushing 250-300mbits through, we're using about 15% of its > 2.4Ghz P4 Xeon CPU. All of it is in "interrupt" time... that seems a bit > high, but tha

Packet forwarding overhead - with ipfw counting

2002-11-09 Thread Kevin Day
I have a server acting as a router. Dual bge gigabit network interfaces (PCI-X), one is the WAN side the other is the LAN side. When we're pushing 250-300mbits through, we're using about 15% of its 2.4Ghz P4 Xeon CPU. All of it is in "interrupt" time... that seems a bit high, but that'll still