[webkit-dev] Growing tired of long build times? Check out this awesome new way to speed up your build... soon (HINT: It's not buying a new computer)

Dan Bernstein mitz at apple.com
Tue Aug 29 14:21:22 PDT 2017



> On Aug 29, 2017, at 1:39 PM, Geoffrey Garen <ggaren at apple.com> wrote:
> 
>> I see. The right question to ask would have been how much change occurs in their working copy between consecutive incremental builds.
> 
> If you want to help make our benchmark righter, please do share any data you have about the average content of an incremental build that is distinct from a daily svn up.

Here is the data from three WebKit contributors surveyed today. For each contributor, each line corresponds to a single consecutive incremental build they’ve performed today, and the number shown is the number of files that were compiled in that build:

A
B
C
41
4
1
2
1
1

1
1

4
7

4
58

5
27

3
23

4
61

5
3

7
75

1
2

6
1

4
2

4
1

4
47

5


3


I hope this helps. It certainly gives me an idea of what a righter benchmark would be.
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