* Wenji Wu <[EMAIL PROTECTED]> wrote: > >The solution is really simple and needs no kernel change at all: if > >you want the TCP receiver to get a larger share of timeslices then > >either renice it to -20 or renice the other tasks to +19. > > Simply give a larger share of timeslices to the TCP receiver won't > solve the problem. No matter what the timeslice is, if the TCP > receiving process has packets within backlog, and the process is > expired and moved to the expired array, RTO might happen in the TCP > sender.
if you still have the test-setup, could you nevertheless try setting the priority of the receiving TCP task to nice -20 and see what kind of performance you get? Ingo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/