Profile with callgrind

SUMMARY There are still three articles about introducing the way to analyse a program. But today, I’ll show you another member: callgrind. It’s a tool which belongs to valgrind. WHY Sometimes maybe you encounter the issue as same as me: I don’t want to re-compile the program and the oprofile cannot work in my system as well, … Read more Profile with callgrind

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Profile with gperftools

SUMMARY From the last two articles(profile with gprof, profile with oprofile), you may know some experiences of profile with C/C++ program. So let’s take a look at a new tool from google, called “gperftools“, full name is “Google performance tools”. What are the differences? We know gprof and oprofile, but why gperftools? Ok, take it easy, easy… … Read more Profile with gperftools