[Scons-users] Performance of version 2.5.0 vs 2.3.0 on Windows host dropped significantly

[William Blevins]

Henrik,

It has been merged into the trunk and will be available in the future.

V/R,
William

On Wed, Aug 10, 2016 at 7:45 AM, <hmnews at proconx.com> wrote:

> William,
>
> Here are the stats for the full build (after clean):
>
> 2.3.0: 12.8s
> 2.3.5: 13.3s
> 2.3.6: 13.3s
> 2.5.0: 19.3s
> 2.5.0 with pull request applied: 13.42 !!!
>
> There is no measurable difference between 2.3.5, 2.3.6 and 2.5.0 with PR
> applied. Differences in the sub-second level are influenced by measurement
> noise. 2.3.0 appears slightly faster, I never managed to get below 13s with
> the other versions.
>
> All measurements, these full build times and previous no-change times were
> using num_jobs set to 8 which is my default.
>
> So I definitely suggest to roll your PR into the next release.
>
> Henrik
>
> William Blevins wrote:
>
>> Henrik,
>>
>> As a side note, the performance differences from previous versions is
>> useful. Do you also happen to have performance for full builds for my
>> reference? Some of those patches may have traded base overhead (slower
>> already up-to-date) for faster runtime (full or partial build time).
>>
>> V/R,
>> William
>>
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