Messages in this thread | | | Date | Mon, 24 Apr 2006 09:42:13 -0700 | From | Auke Kok <> | Subject | Re: Van Jacobson's net channels and real-time |
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Ingo Oeser wrote: > On Saturday, 22. April 2006 15:49, Jörn Engel wrote: >> That was another main point, yes. And the endpoints should be as >> little burden on the bottlenecks as possible. One bottleneck is the >> receive interrupt, which shouldn't wait for cachelines from other cpus >> too much. > > Thats right. This will be made a non issue with early demuxing > on the NIC and MSI (or was it MSI-X?) which will select > the right CPU based on hardware channels.
MSI-X. with MSI you still have only one cpu handling all MSI interrupts and that doesn't look any different than ordinary interrupts. MSI-X will allow much better interrupt handling across several cpu's.
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