Messages in this thread | | | Subject | Re: [PATCH 0/1] RFC: poll/select performance on datagram sockets | From | Eric Dumazet <> | Date | Fri, 29 Oct 2010 22:45:16 +0200 |
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Le vendredi 29 octobre 2010 à 13:40 -0700, David Miller a écrit : > From: Jesper Juhl <jj@chaosbits.net> > Date: Fri, 29 Oct 2010 22:20:12 +0200 (CEST) > > > Sorry to intrude out of the blue without really understanding the kernel > > side of most of the code in question, but if there's a performance > > regression for applications using poll() shouldn't we address that so we > > get back to the prior performance level rather than requireing all > > userspace apps to switch to epoll() ?? > > For such a pathological program like Alban's test case, I say > absolutely not.
Yes, and with some perf tool help, we probably can find out how to speedup the thing again, with no API change.
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