On 02.10.2016 23:37, Erich Titl wrote: > Hi Andrew > > Am 02.10.2016 um 19:58 schrieb Andrew: >> On 02.10.2016 20:45, Erich Titl wrote > :... >>> We need to find out if this is an issue for the majority of our users. >>> most of the drivers will probably just work as they work in standad >>> distros. >> This is issue for everybody who uses intel server cards in high-load >> applications. > Yes and this is why I asked if this was an issue for the _majority_ I don't know statistics how much people uses LEAF as home box/small office router, and how much people uses LEAF somewhere in production environment with high traffic. I know at least some people who uses LEAF in production (access servers/borders/etc), and I know only one case of usage as office router(just because soho router in that place frequently hangs). > ... > >> Actually intel NIC card is the only available choice for high-troughput >> routing. Other cards have too high CPU usage, or starts to drop packets >> at 60-70% of bandwidth usage. > So on a Gbit card you would have a throughput of roughly 600 Mbit. For > most users and I said _most_ users they will never be able to buy that > much power. > > And unless you have a massive parallel system you will have difficulties > to pass that much data through any kind of traffic management. I > observed issues in that aera, never at NIC level. > > So - yes, if it isn't a home routing box, >> it uses Intel NIC. > Still the same question, is this an issue for the majority and therefore > a killer criterion? It might well be so, but I would like to know numbers. > > I for once do not have any intel NICs in usage, but yes, I did use them > a few years back and might have been happy to have hight troughput, but; > even then I never had a saturation issue at hand. YMMV > > Still I would not consider it a killer criterion, but yes, if someone is > willing to put in the effort to overcome limitations in that area, > great. I understand that you are working in a high speed/throughput > environment and there I see of course the usefulness of having > specialized drivers, but I _guess_ the majority of our users are not > limited there. They have problems in the integration of some of our > packages as seen lately in the leaf-user list. > > cheers and yes, please if you have spare time to integrate those > drivers, go for it. > > ET It isn't too hard to integrate them. I'll try to update drivers to latest version in master (which is 4.4-based), because there's no 4.7-based branch in git.
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