Re: >10% performance degradation since 2.6.18

Andi Kleen
2009-07-03T19:55:05Z

> That would seem to be a fruitful avenue of
> investigation -- whether limiting the cards to a single RX/TX interrupt
> would be advantageous, or whether spreading the eight interrupts out
> over the CPUs would be advantageous.

The kernel should really do the per cpu binding of MSIs by default.

-Andi

--
ak@linux.intel.com -- Speaking for myself only.