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Cyberwizzard
Apprentice
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Joined: 02 Apr 2004
Posts: 244
Location: Norway

PostPosted: Sat Jan 06, 2007 12:17 am    Post subject: Why do I need oprofile? Reply with quote

As in the topic: why do I need oprofile or profiling support in general? I've been turning it off in my kernel every time but why is it enabled anyway? What does profiling do?

All I know it collects some info about calls in the cpu and stuff.... great.... what do I do with it?
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Crenshaw
Guru
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Joined: 23 Jun 2004
Posts: 474
Location: Poland

PostPosted: Sat Jan 06, 2007 1:54 am    Post subject: Reply with quote

if you like to optimize (mainly) number crunching applications oprofile is one of the tools for you... ;)
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Cyberwizzard
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Joined: 02 Apr 2004
Posts: 244
Location: Norway

PostPosted: Sat Jan 06, 2007 1:58 am    Post subject: Reply with quote

But this would be only when I'm developing applications or operating system parts right?

In other words: its not the tool for me as I would probably use java in a RL case which was not supported (I think I read that somewhere).
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