How many iterations in the test? The creation of the zmq poller might slow you down a bit at the begining...
On Mar 10, 2017 6:16 PM, "brunobodin ." <[email protected]> wrote: > 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 >> > > > _______________________________________________ > 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
