WebJan 12, 2014 · gprof (1) (after compilation with -pg) works with profil (3) and is using a sampling technique, based upon sending a SIGPROF signal (see signal (7)) at periodic intervals (e.g. each 10 milliseconds) from a timer set with setitimer (2) and TIMER_PROF; so the program counter is sampled periodically.

c++ - Gprof: specific function time - Stack Overflow

WebAdding gprof to C++ Program that takes in arguments I have been using gprof recently and now I was trying to include this on a big project but the thing is that since my executable needs a argument to work every time I execute the gprof like: grof <... c++ gprof Pedro Lopes 13 asked Dec 7, 2024 at 16:39 1 vote 0 answers 45 views WebMay 19, 2012 · 1 Answer Sorted by: 6 You can compile with g++ -pg (or -p maybe or even --coverage; and -Wall is always helpful), then use gprof (or even gcov ). And you could learn to use oprofile; read more about GCC debugging options Share Improve this answer Follow edited May 19, 2012 at 8:32 answered May 19, 2012 at 7:51 Basile Starynkevitch 1 flickr pillows

gmon.out is not written after compiling with gcc -pg -g

WebOct 9, 2012 · name the name of the function. This is the minor sort for this listing. The index shows the location of the function in the gprof listing. If the index is in parenthesis it … WebWe look at the g++ compiler options necessary to produce the desired executable, the commands necessary to run the profilers, and the output format produced by gprof This video is part of a... Webgprof combines the data for all threads when generating its displays. Profiling programs that fork Programs that fork, i.e., use the fork() system call with or without using exec() afterwards, require special care. Since there is only one gmon.out file, profiling data from the parent process might get overwritten chemco pharmacy celbridge