interrupt moderation for if_* [was: serious networking (em) ...]

Bjoern A. Zeeb bzeeb-lists at lists.zabbadoz.net
Sat Nov 20 02:55:16 PST 2004


On Fri, 19 Nov 2004, Jeremie Le Hen wrote:

> >  Hi, Jeremie, how is this?
> >  To disable Interrupt Moderation, sysctl hw.em?.int_throttle_valve=0.
>
> Great, I would have called it "int_throttle_ceil", but that's a detail
> and my opinion is totally subjective.
>
> >  However, because this patch is just made now, it is not fully tested.
>
> I'll give it a try this weekend although I won't be able to make
> performance mesurements.

when thinking about this could there be some "global" way for
interrupt moderation; For if_sk there is this PR:
http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/41220

something 'unique' to all NIC drivers would be good I guess ?

-- 
Bjoern A. Zeeb				bzeeb at Zabbadoz dot NeT


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