10G router without polling ?

2011-12-22 Thread Илья Шипицин
am I right that OpenBSD does NOT use device polling like FreeBSD or Linux (called "NAPI") do ? any router (even at 10G rate) will perfectly work without polling ? specially, I have a router (100-200Mb rate now) on "Broadcom BCM5721" which is bge and Intel PRO/1000 QP (82571EB) which is em. those c

Re: 10G router without polling ?

2011-12-22 Thread David Gwynne
On 22/12/2011, at 6:20 PM, PP;Q Q P(P8P?P8QP8P= wrote: > am I right that OpenBSD does NOT use device polling like FreeBSD or > Linux (called "NAPI") do ? yes. > any router (even at 10G rate) will perfectly work without polling ? my understanding is that polling is to limit/cap the amount of

Re: 10G router without polling ?

2011-12-22 Thread Chris Cappuccio
OpenBSD has its own mechanism to mitigate high interrupt load that is already enabled in the bge and em drivers. Neither bge nor em are 10G cards. ??? [chipits...@gmail.com] wrote: > am I right that OpenBSD does NOT use device polling like FreeBSD or > Linux (called "NAPI") do ? > any r