Ben Chuanlong Du's Blog

It is never too late to learn.

Improve the Performance of Spark

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

Plan Your Work

  1. Have a clear idea about what you want to do is very important, especially when you are working on an explorative project. It often saves you time to …

Profile C++ Code

Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement!

You can use valgrind with the following options

valgrind --tool=callgrind ./(Your binary)

It will generate a file called callgrind.out.x. You can then use kcachegrind tool to read this …