Thanks Doron for the explanation I replaced zmq_poll calls in my code, the new API is also easier to use IMHO :-) but FYI, I still notice a slight slowdown in my test (about 10%), but this is far from a unit test so I am not sure this is related to the new poller
Bruno On Fri, Mar 10, 2017 at 5:01 PM, Doron Somech <[email protected]> wrote: > Not sure, the change only introduced and recent version, I think. I will > make a pull request tomorrow and you will be able to test it. > > On Mar 10, 2017 5:43 PM, "Jake" <[email protected]> wrote: > >> Do you all think this is related to the Windows performance issue I >> reported here?: >> >> https://github.com/zeromq/libzmq/issues/2328 >> >> -Jake >> >> On Fri, Mar 10, 2017 at 10:36 AM, Doron Somech <[email protected]> >> wrote: >> >>> zmq_poll now use zmq_poller internally, but nof efficiently, because it >>> is being created on every call. This is why you have drop in performance, I >>> will fix that anyway. >>> >>> Polling on thread safe sockets works differently, this is why zmp poller >>> was created. previously zmp poll didnt support thread safe sockets. >>> >>> Bottom line, zmq poll should be deprecated and zmq poller should be used. >>> >>> On Mar 10, 2017 3:13 PM, "brunobodin ." <[email protected]> wrote: >>> >>>> Doron, >>>> >>>> I could make a test and it works, thanks ! >>>> is the signaler new in zmq 4.2.2 ? if not, why are the performances so >>>> différent ? >>>> >>>> Regarding thread safe socket, I do not use them yet but may test them >>>> (probably RADIO/DISH) in a near future. Are there implications between >>>> poller and thread safe sockets ? >>>> >>>> thanks for your help >>>> >>>> Bruno >>>> >>>> On Fri, Mar 10, 2017 at 1:26 PM, Doron Somech <[email protected]> >>>> wrote: >>>> >>>>> If you can use zmq_poller it will solve it. >>>>> >>>>> I can make a PR to improve it by making tge creation of the signaler >>>>> lazy. >>>>> >>>>> Are you using thread safe sockets (SERVER CLIENT ...) >>>>> >>>>> On Mar 10, 2017 13:01, "brunobodin ." <[email protected]> wrote: >>>>> >>>>>> Hi all >>>>>> >>>>>> digging deeper, the issue seems related to the connect/bind of >>>>>> signaler within the poll function. >>>>>> >>>>>> On Fri, Mar 10, 2017 at 8:46 AM, brunobodin . <[email protected]> >>>>>> wrote: >>>>>> >>>>>>> Luca, >>>>>>> >>>>>>> thanks for you anwser... apparently select is the only method >>>>>>> available on windows, and is the one used by the appveyor build. >>>>>>> Draft is not enabled. >>>>>>> >>>>>>> still investigating... >>>>>>> >>>>>>> Regards >>>>>>> >>>>>>> Bruno >>>>>>> >>>>>>> On Thu, Mar 9, 2017 at 6:12 PM, Luca Boccassi < >>>>>>> [email protected]> wrote: >>>>>>> >>>>>>>> On Thu, 2017-03-09 at 17:22 +0100, brunobodin . wrote: >>>>>>>> > Hi all, >>>>>>>> > >>>>>>>> > I am in the process of migrating my application (windows, visual >>>>>>>> 2015) from >>>>>>>> > 4.1.2 to 4.2.2 >>>>>>>> > >>>>>>>> > The point is that with the new version, polling is now _very_ >>>>>>>> slow, making >>>>>>>> > my app quite unusable. >>>>>>>> > >>>>>>>> > Any hint or suggestion about what I could check ? The polling >>>>>>>> method is >>>>>>>> > "select", optimization options of the compiler are set, the >>>>>>>> performances of >>>>>>>> > the performance tools (inproc_lat, etc) are ok... >>>>>>>> > I do not know what to look for next... >>>>>>>> > >>>>>>>> > thanks >>>>>>>> > >>>>>>>> > Bruno >>>>>>>> >>>>>>>> Where you using select before as well? >>>>>>>> Are you by any chance building with the DRAFT APIs enabled? >>>>>>>> >>>>>>>> Kind regards, >>>>>>>> Luca Boccassi >>>>>>>> >>>>>>>> _______________________________________________ >>>>>>>> zeromq-dev mailing list >>>>>>>> [email protected] >>>>>>>> https://lists.zeromq.org/mailman/listinfo/zeromq-dev >>>>>>>> >>>>>>> >>>>>>> >>>>>> >>>>>> _______________________________________________ >>>>>> zeromq-dev mailing list >>>>>> [email protected] >>>>>> https://lists.zeromq.org/mailman/listinfo/zeromq-dev >>>>>> >>>>> >>>>> _______________________________________________ >>>>> zeromq-dev mailing list >>>>> [email protected] >>>>> https://lists.zeromq.org/mailman/listinfo/zeromq-dev >>>>> >>>> >>>> >>>> _______________________________________________ >>>> zeromq-dev mailing list >>>> [email protected] >>>> https://lists.zeromq.org/mailman/listinfo/zeromq-dev >>>> >>> >>> _______________________________________________ >>> zeromq-dev mailing list >>> [email protected] >>> https://lists.zeromq.org/mailman/listinfo/zeromq-dev >>> >> >> >> _______________________________________________ >> zeromq-dev mailing list >> [email protected] >> https://lists.zeromq.org/mailman/listinfo/zeromq-dev >> > > _______________________________________________ > zeromq-dev mailing list > [email protected] > https://lists.zeromq.org/mailman/listinfo/zeromq-dev >
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