Performance/Analysis/Examples - Revision history

ChrisCox at 01:43, 21 July 2008

2008-07-21T01:43:47Z

2008-06-30T00:21:56Z

2008-06-29T20:49:33Z

2008-05-30T03:26:32Z

2008-05-30T03:24:04Z

2008-05-30T03:17:20Z

New page

<h2>Examples of analyzing benchmark results:</h2>

[[Performance/Analysis/Example1|loop_unroll.cpp with gcc]]

← Older revision		Revision as of 01:43, 21 July 2008
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	[[Performance/Analysis/Example2\|simple_types_loop_invariant.cpp with LLVM]]		[[Performance/Analysis/Example2\|simple_types_loop_invariant.cpp with LLVM]]
		+
		+	[[Performance/Analysis/Example3\|stepanov_abstraction.cpp with MSVC]]

← Older revision		Revision as of 00:21, 30 June 2008
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	[[Performance/Analysis/Example1\|loop_unroll.cpp with gcc]]		[[Performance/Analysis/Example1\|loop_unroll.cpp with gcc]]
		+
		+	[[Performance/Analysis/Example2\|simple_types_loop_invariant.cpp with LLVM]]

@@ Line 9: / Line 9: @@
 But that's going to take time to build (both the analysis and the web site).
 For now, these are engineering numbers, not marketing numbers. You can think of it as a list of
-times taken by all the runners in a track event, not the short list of olympic medal winners -- useful if you
+times taken by each of the runners in a track event, not the short list of olympic medal winners -- useful if you
 want to do some analysis, but not as useful if all you want to know is the winner.

@@ Line 5: / Line 5: @@
 You are looking at the raw numbers from each test, not a weighted average or formatted summary.
-Eventually, I will have a web site where you can look at the raw numbers from different compilers and platforms,
+Eventually, we will have a web site where you can look at the raw numbers from different compilers and platforms,
 as well as analysis that has broken down the raw numbers into something a little smaller and easier to digest.
 But that's going to take time to build (both the analysis and the web site).
 For now, these are engineering numbers, not marketing numbers. You can think of it as a list of
-times taken by different runners in a track event, not the olympic medal winners -- useful if you
+times taken by all the runners in a track event, not the short list of olympic medal winners -- useful if you
 want to do some analysis, but not as useful if all you want to know is the winner.
 <h2>Examples of analyzing benchmark results:</h2>
 [[Performance/Analysis/Example1|loop_unroll.cpp with gcc]]

← Older revision		Revision as of 03:24, 30 May 2008
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		+	<h2>What do all those numbers mean?</h2>
		+
		+	Ok, you've downloaded the benchmark source, compiled and run it, and now you have a text file with a lot of numbers.
		+	How do you interpret those numbers?
		+
		+	You are looking at the raw numbers from each test, not a weighted average or formatted summary.
		+	Eventually, I will have a web site where you can look at the raw numbers from different compilers and platforms,
		+	as well as analysis that has broken down the raw numbers into something a little smaller and easier to digest.
		+	But that's going to take time to build (both the analysis and the web site).
		+	For now, these are engineering numbers, not marketing numbers. You can think of it as a list of
		+	times taken by different runners in a track event, not the olympic medal winners -- useful if you
		+	want to do some analysis, but not as useful if all you want to know is the winner.
		+
		+
	<h2>Examples of analyzing benchmark results:</h2>		<h2>Examples of analyzing benchmark results:</h2>

	[[Performance/Analysis/Example1\|loop_unroll.cpp with gcc]]		[[Performance/Analysis/Example1\|loop_unroll.cpp with gcc]]