> It shows that cached code performs well with ~0us latency device/memory.
>
> Networking is about latency and pps too. They both dramatically reduce
> the (axe-)evaluated bandwith.
I think his point is more along the lines of return on investment. You
can tweak linux to move from 9MB/sec to 9.5MB/sec on a 100Mb link, or you
can spend those same developer cycles getting much larger returns out of
much sexier hardware.
Now, who's gonna supply us with those NICs? ;)
-- Blue Lang http://www.gator.net/~blue Unix Administrator Veritas Software 2315 McMullan Circle, Raleigh, North Carolina, USA 919 835 1540- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/