RabbitMQ guys have done some actual performance testing in this area. You may want to have a look at what they've found out:
http://www.rabbitmq.com/blog/2010/09/14/very-fast-and-scalable-topic-routing-part-1/ http://www.rabbitmq.com/blog/2011/03/28/very-fast-and-scalable-topic-routing-part-2/ Martin On 01/19/2012 11:34 AM, John D. Mitchell wrote: > On Jan 18, 2012, at 18:25 , Martin Sustrik wrote: > [...] >>> as for regex, be careful. regex performance is NOT wire speed EXCEPT >>> for the case of substring and in many case, multiple substrings >>> (the unix fgrep case). plus, relatively few folk are adept with complex >>> regex expressions. >> >> Ack. > > FYI, check out the Thompson-DFA based regex vs. the potentially exponential > slowdown of e.g. backtracking-based regex engines. E.g.: > http://swtch.com/~rsc/regexp/regexp1.html > > Hope this helps, > John > > _______________________________________________ > zeromq-dev mailing list > [email protected] > http://lists.zeromq.org/mailman/listinfo/zeromq-dev _______________________________________________ zeromq-dev mailing list [email protected] http://lists.zeromq.org/mailman/listinfo/zeromq-dev
