ixgbe and fast interrupts

Matteo Landi matteo at matteolandi.net
Fri Nov 18 08:46:24 UTC 2011

> you probably want to be using MSI-X for a 10G NIC instead of INTx anyway.

Why do you say that? Is MSI-X faster than INTx in terms of interrupt
latency? When should I use MSI-X, instead of fast filters interrupts
(fast interrupt?), instead of ithread interrupts? Thanks in advace.



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