Re: more packets than interrupts

2005-04-19 Thread David S. Miller
On Tue, 19 Apr 2005 15:46:07 + Francesco Oppedisano <[EMAIL PROTECTED]> wrote: > Can every driver manage many packets per call? Most can. If more packets arrive between between when the chip signals the interrupt and the cpu actually gets to the driver interrupt handler, multiple packets per

more packets than interrupts

2005-04-19 Thread Francesco Oppedisano
Hi, using tcpdump to capture ethernet packets i noticed i obtain more packets than interrupts (taken from /proc/interrupts). I found this with all NICs available to me (8139, e1000pro, one using sk98lin, 3com 59x, via rhine etc..). Where the NIC supports any type of mitigation or similar (see NAPI