heap

Note to self - Java heap analysis

February 9, 2012
Hacking, Java, troubleshooting, heap, Note to Self

Note to self - Java heap analysis # As I keep searching for those URLs over and over again linking them here. When running into JVM heap issues (an out of memory exception is a pretty sure sign, so can be the program getting slower and slower over time) there’s a few things you can do for analysis: Start with telling the effected JVM process to output some statistics on heap layout as well as thread state by sending it a SIGQUIT (if you want to use the number instead - it’s 3 - avoid typing 9 instead ;) ). ...