Re: UDP packet loss when running lsof

2007-05-22 Thread John Miller
Hi Eric, > It's a HP system with two dual core CPUs at 3GHz, the Then you might try to bind network IRQ to one CPU (echo 1 >/proc/irq/XX/smp_affinity) XX being your NIC interrupt (cat /proc/interrupts to catch it) and bind your user program to another cpu(s) the NIC was already fixed

Re: UDP packet loss when running lsof

2007-05-21 Thread John Miller
Hi Eric, I CCed netdev since this stuff is about network and not lkml. Ok, dropped the CC... What kind of machine do you have ? SMP or not ? It's a HP system with two dual core CPUs at 3GHz, the storage system is connected through QLogic FC-HBA. It should really be fast enough to handle a