RE: LVS + Keepalived performances trouble

[Peter Mueller <pmueller@xxxxxxxxxxxx>]

> I've recently setted up a new LVS box, using DR, and 
> keepalived. My gateway for all acceded traffic is a linux 
> 2.4.22, real servers Win2K with J2ee app, and LVS running perfectly.

Ok

> I've got a strange lost of performance on my GW.
> The traffic entering LVS is about 2Mb/s, and the one outgoing 
> my network is about 10-12Mb/s My GW is a Bi Xeon 2.4 GHz, 
> with 6 NIC, running APIC and HT
> 
> The problem is that when having more than 6Mb/s the GW use 
> many CPU to handle, I think, NIC interrupts.

What kind of NICs and corresponding drivers are you using?  What is the
average packet size?