On Sun, 22 Aug 2004, Anantha Kiran wrote: > No, we are not using NAPI for this. But we wrote a net_hook module which > catches the pkts before allowing it to go upper layers. You should use NAPI. Without NAPI, interrupt load will kill your machine. vmstat 1 -> if number of 'in' (interrupts) is more than 2000, you are not using NAPI. > CPU utilization is 70+ while dropping. > > Can u tell me the configuration of your low-end machine.Like PCI-bus, > and others. p4/3ghz, 865g chipset, onboard GE (which doesn't go through regular PCI bus). -alex - : send the line "unsubscribe linux-net" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html