On Mon, Nov 5, 2012 at 4:40 AM, Joe Holden <lists_at_rewt.org.uk> wrote: > doh, running kernel wasn't as GENERIC as I thought it was, looks like > device polling not only breaks dynamic ticks but also reduces rx ability > significantly, exactly 150,000 pps per 1000hz on igb versus 650,000 without > > Is this a known issue? (and if device polling isn't as useful as it once > was, should it be removed?) > Device polling on modern multiqueue NICs isn't very useful because you're limited to a single thread for handling packets. I have a patch that fixes this that I've let fall by the wayside.Received on Mon Nov 05 2012 - 12:11:42 UTC
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