How will you take thread dump in Java? How will you analyze Thread dump

How will you take thread dump in Java? How will you analyze Thread dump
In UNIX you can use kill -3 and then thread dump will print on log on windows you can use "CTRL+Break". Rather simple and focus thread interview question but can get tricky if he ask how you analyze it. Thread dump can be useful to analyze deadlock situations as well.

参考文档：http://javarevisited.blogspot.com/2011/07/java-multi-threading-interview.html