Messages in this thread | | | Date | Fri, 1 Dec 2006 12:53:07 +0300 | From | Evgeniy Polyakov <> | Subject | Re: [patch 1/4] - Potential performance bottleneck for Linxu TCP |
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On Thu, Nov 30, 2006 at 12:14:43PM -0800, David Miller (davem@davemloft.net) wrote: > > It steals timeslices from other processes to complete tcp_recvmsg() > > task, and only when it does it for too long, it will be preempted. > > Processing backlog queue on behalf of need_resched() will break > > fairness too - processing itself can take a lot of time, so process > > can be scheduled away in that part too. > > Yes, at this point I agree with this analysis. > > Currently I am therefore advocating some way to allow > full input packet handling even amidst tcp_recvmsg() > processing.
Isn't it a step in direction of full tcp processing bound to process context? :)
-- Evgeniy Polyakov - 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/
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