Hi Srinath, I created "cheat sheet" for using some of the popular Linux Performance Observability Tools.
See: https://medium.com/@chrishantha/linux-performance-observability-tools-19ae2328f87f On Wed, Jul 22, 2015 at 3:10 PM, Isuru Perera <[email protected]> wrote: > Hi, > > I wrote a blog post on generating Java CPU Flame Graphs with linux perf > [1]. With these flame graphs, we can see system code paths in addition to > java code paths. > > Thanks! > > Best Regards, > > [1] http://isuru-perera.blogspot.com/2015/07/java-cpu-flame-graphs.html > <http://bit.ly/1MHz3YC> > > On Tue, Jun 9, 2015 at 10:49 AM, Srinath Perera <[email protected]> wrote: > >> thanks and ack! >> >> On Mon, Jun 1, 2015 at 5:32 PM, Isuru Perera <[email protected]> wrote: >> >>> Hi Srinath, >>> >>> Flame Graphs help us to identify hot methods from sampled stack traces. >>> There are examples to generate Java Flame Graphs from jstack and Google's >>> lightweight-java-profiler. >>> >>> Since we primarily use Java Flight Recorder in development, I wrote a >>> simple Java program to read a Java Flight Recording and create a Flame >>> Graph compatible output [1]. I also wrote a blog post [2]. >>> >>> I hope this Java program will help us in our performance testing. >>> >>> I have started looking in to other tools and I will update this thread >>> later. >>> >>> Thanks! >>> >>> Best Regards, >>> >>> [1] https://github.com/chrishantha/jfr-flame-graph >>> [2] http://isuru-perera.blogspot.com/2015/05/flame-graphs-with- >>> java-flight-recordings.html >>> >>> On Thu, Apr 9, 2015 at 8:29 AM, Srinath Perera <[email protected]> wrote: >>> >>>> Hi Isuru, >>>> >>>> As per our chat yesterday, please look at the $subject. Idea is not to >>>> intergate those tools, but document and know them so we can use them >>>> internally for debugging etc. >>>> >>>> Lets start with Flame Graphs http://www.brendangregg.com/blog/2014-06- >>>> 12/java-flame-graphs.html >>>> >>>> Others could be >>>> >>>> http://dtrace.org/blogs/brendan/2013/06/08/linux- >>>> performance-analysis-and-tools/ >>>> http://www.brendangregg.com/blog/2015-03-03/performance- >>>> tuning-linux-instances-on-ec2.html >>>> >>>> Keep this thread updated. >>>> >>>> --Srinath >>>> >>>> -- >>>> ============================ >>>> Blog: http://srinathsview.blogspot.com twitter:@srinath_perera >>>> Site: http://people.apache.org/~hemapani/ >>>> Photos: http://www.flickr.com/photos/hemapani/ >>>> Phone: 0772360902 >>>> >>> >>> >>> >>> -- >>> Isuru Perera >>> Associate Technical Lead | WSO2, Inc. | http://wso2.com/ >>> Lean . Enterprise . Middleware >>> >>> about.me/chrishantha >>> >> >> >> >> -- >> ============================ >> Blog: http://srinathsview.blogspot.com twitter:@srinath_perera >> Site: http://people.apache.org/~hemapani/ >> Photos: http://www.flickr.com/photos/hemapani/ >> Phone: 0772360902 >> > > > > -- > Isuru Perera > Associate Technical Lead | WSO2, Inc. | http://wso2.com/ > Lean . Enterprise . Middleware > > about.me/chrishantha > Contact: +IsuruPereraWSO2 <https://www.google.com/+IsuruPereraWSO2/about> > -- Isuru Perera Technical Lead | WSO2, Inc. | http://wso2.com/ Lean . Enterprise . Middleware about.me/chrishantha Contact: +IsuruPereraWSO2 <https://www.google.com/+IsuruPereraWSO2/about>
_______________________________________________ Architecture mailing list [email protected] https://mail.wso2.org/cgi-bin/mailman/listinfo/architecture
