Cool.. thanks for the explanation Isuru! On Tue, Jun 16, 2015 at 5:34 PM, Isuru Perera <isu...@wso2.com> wrote:
> Hi Nirmal, > > On Tue, Jun 16, 2015 at 4:37 PM, Nirmal Fernando <nir...@wso2.com> wrote: > >> My opinion is we shouldn't enable it by default. My understanding is >> profiling affects the performance of a JVM. >> > With Carbon Metrics, we collect metrics via Java API calls and not via > direct profiling. > > We use Coda Hale's (Dropwizard) Metrics library and there is no known > performance issues with it. > > See following threads in metrics-user group: > "Overhead of collecting performance stats and publishing in JMX" > https://groups.google.com/d/msg/metrics-user/CHk14cMmLsM/HXsZUDSZdMcJ > "metrics performance" > https://groups.google.com/d/msg/metrics-user/fb-hy6TQJ9g/6AQ1NMUlllEJ > > One concern would be periodic reporting to database by the JDBC reporter > we developed. It runs in a scheduled executor and I guess it shouldn't have > much impact on the server. We will be doing performance tests with MB and > we can confirm whether there is an overhead with Metrics. > > Thanks! > >> >> On Tue, Jun 16, 2015 at 4:08 PM, Ramith Jayasinghe <ram...@wso2.com> >> wrote: >> >>> $subject ? >>> >>> -- >>> Ramith Jayasinghe >>> Technical Lead >>> WSO2 Inc., http://wso2.com >>> lean.enterprise.middleware >>> >>> E: ram...@wso2.com >>> P: +94 777542851 >>> >>> >>> _______________________________________________ >>> Dev mailing list >>> Dev@wso2.org >>> http://wso2.org/cgi-bin/mailman/listinfo/dev >>> >>> >> >> >> -- >> >> Thanks & regards, >> Nirmal >> >> Associate Technical Lead - Data Technologies Team, WSO2 Inc. >> Mobile: +94715779733 >> Blog: http://nirmalfdo.blogspot.com/ >> >> >> > > > -- > Isuru Perera > Associate Technical Lead | WSO2, Inc. | http://wso2.com/ > Lean . Enterprise . Middleware > > about.me/chrishantha > Contact: +IsuruPereraWSO2 <https://www.google.com/+IsuruPereraWSO2/about> > -- Thanks & regards, Nirmal Associate Technical Lead - Data Technologies Team, WSO2 Inc. Mobile: +94715779733 Blog: http://nirmalfdo.blogspot.com/
_______________________________________________ Dev mailing list Dev@wso2.org http://wso2.org/cgi-bin/mailman/listinfo/dev