http://www.slideshare.net/brendangregg/presentations
http://techblog.netflix.com/2015/07/java-in-flames.html
http://hg.openjdk.java.net/jdk8u/jdk8u/hotspot/rev/e8260b6328fb
http://mail.openjdk.java.net/pipermail/hotspot-compiler-dev/2014-June/014842.html
https://community.oracle.com/docs/DOC-917570
http://stackoverflow.com/questions/37290028/how-does-java-maintain-function-stacktrace-internally
http://bugs.java.com/view_bug.do?bug_id=8068945
www.brendangregg.com/blog/2014-06-12/java-flame-graphs.html
http://www.brendangregg.com/FlameGraphs/cpuflamegraphs.html
http://queue.acm.org/detail.cfm?id=2927301
http://www.brendangregg.com/blog/2015-07-08/choosing-a-linux-tracer.html
https://github.com/brendangregg/perf-tools
https://lkml.org/lkml/2015/3/30/749
https://lwn.net/Articles/608497/
https://lwn.net/Articles/365835/
https://github.com/iovisor/bcc
http://www.brendangregg.com/perf.html