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How to detect cache misses from users codes? [duplicate]

开发者 https://www.devze.com 2023-01-03 11:37 出处:网络
This question already has answers here: Closed 10 years ago. Possible Duplicate: Linux C++: how to profile time wasted due to cache misses?
This question already has answers here: Closed 10 years ago.

Possible Duplicate:

Linux C++: how to profile time wasted due to cache misses?

We have several users on the c开发者_运维技巧omputing nodes which are running quite slow in some times. Are there some utility which can tell that the code makes cache misses or give a some hints for the optimization? The most of the users are coding in C++/C and F77/F90(some times with openmp).


Depending on what operating system you are using you might want to look at Shark (Mac OS X), Zoom (Linux) or VTune (Windows).

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