Answer by kroiz for How to implement efficient C++ runtime statistics
If you are on C++11 you could use std::atomic<>#include <atomic>class GlobalStatistics {public: static GlobalStatistics &get() { static GlobalStatistics instance; return instance; }...
View ArticleAnswer by peetonn for How to implement efficient C++ runtime statistics
That's a good answer, @John Dibling! I had a system quite similar to this. However, my "stat" thread was querying workers 10 times per second and it affected performance of the worker threads as each...
View ArticleAnswer by Thomas Matthews for How to implement efficient C++ runtime statistics
In embedded systems, a common technique is to reserve a block of memory for a "log" and treat it like a circular queue. Write some code that can read this block of memory; which will help take...
View ArticleAnswer by Paul Coccoli for How to implement efficient C++ runtime statistics
Use shared memory (POSIX, System V, mmap or whatever you have available). Put a fixed length array of volatile unsigned 32- or 64-bit integers (i.e. the largest you can atomically increment on your...
View ArticleAnswer by John Dibling for How to implement efficient C++ runtime statistics
I gather you are trying to implement the gathering of run-time statistics -- things like how many bytes you sent, how long you've been running, and how many times the user has activated a particular...
View ArticleAnswer by W. Goeman for How to implement efficient C++ runtime statistics
Have a look at valgrind/callgrind. It can be used for profiling, which is what I understand you are looking for. I do not think it works at runtime though, but it can generate after your process...
View ArticleAnswer by jxh for How to implement efficient C++ runtime statistics
I would recommend that in your code, you maintain counters that get incremented. The counters can be static class members or globals. If you use a class to define your counter, you can have the...
View ArticleHow to implement efficient C++ runtime statistics
I would like to know if there is a good way to monitor my application internals, ideally in the form of an existing library.My application is heavily multithreaded, and uses a messaging system to...
View Article
