Re: Test reader speed of Guile 3.0.6

[Dr. Arne Babenhauserheide]

Thomas Morley <thomasmorley65@gmail.com> writes:

> Am Fr., 12. März 2021 um 10:45 Uhr schrieb Thomas Morley
> <thomasmorley65@gmail.com>:
>>
>> Am Do., 11. März 2021 um 22:47 Uhr schrieb Dr. Arne Babenhauserheide
>
>> > Do you already have results?
>>
>> Currently my regular job eats up all my time.
>> Probably I'll find some free time at upcoming weekend, not sure though...
>> If so, to which guile-version should I compare, guile-1.8 (which is
>> still LilyPond-default) or a certain guile-2/3-version?
>
> Found some time today...
>
> I tested a huge ly-score, once sent by Jean-Charles for testing
> different guile-versions:
> https://lists.gnu.org/archive/html/lilypond-user/2016-11/msg00948.html
> Thanks again!
> I made it compilable with recent ly-master out of
> 55ca32d951dd17556df8d0332b861f0cd189379a
> (though I didn't fix all warnings and programming errors)
>
> Tested with these guile versions:
> guile-1.8.8 from tarball
> guile-2-2-6 out of a69b567d97f7c9193924c775e1dd86e43a35b8bd
> guile-3.0.6 from master, i.e. out of 85433fc2b122dc78342c3c83941949d1d9318399
> (although (version) says: 3.0.5.116-85433)
>
> There are some guile-warnings, multiple instances of:
> WARNING: (#{ g478}#): `smallCaps-markup' imported from both (lily) and
> (#{ g171}#)
> WARNING: (scm framework-ps): imported module (lily) overrides core binding `_'
> The latter one is about gettext and PITA.
>
>
> I compiled Urtext.ly from the tarball linked above (giving a 158 pages pdf):
>
> %%%%%%%%%%%%%%%%%%%%
> guile-1.8.8
>
> real    4m37,304s
> user    4m14,144s
> sys    0m7,717s
>
> %%%%%%%%%%%%%%%%%%%%
> guile-2.2.6, (version) says: 2.2.6.7-9a11b
>
> real    7m18,995s
> user    6m41,808s
> sys    0m11,960s
>
> eating much more memory than guile-1.8.8
>
> %%%%%%%%%%%%%%%%%%%%
> guile-3.0.6, (version) says: 3.0.5.116-85433
>
> real    5m49,587s
> user    5m11,033s
> sys    0m9,488s
>
> eating a little more memory than with guile-1.8.8 but far less than 
> guile-2.2.6

Thank you for your test! We’re getting close to making Guile 3.x a
viable default target for Lilypond again!

♡

Can I forward your email to guile-devel?

> %%%%%%%%%%%%%%%%%%%%
> %%%%%%%%%%%%%%%%%%%%
>
> Interestingly I found some older timing values from former tests:
>
> %%%%%%%%%%%%%%%%%%%%
> released lilypond-2.19.52 with guile-1.8.7
>
> real    8m16.191s
> user    6m39.864s
> sys    0m10.860s
>
> %%%%%%%%%%%%%%%%%%%%
> with guile-versions from 2.0.14 and 2.1.7 I noted:
>
> Best result was:
> real    25m17.082s
> user    31m1.668s
> sys    0m5.480s
>
> Worst result was:
> real    77m44.348s
> user    100m40.324s
> sys    0m18.932s
>
> Though, my noted former results are a little messy: I can't say
> anymore which guile-version with which lilypond-patches was
> best/worst.
>
> Anyway, both, LilyPond and guile seem to have improved a lot.

Wow, yes — that’s pretty cool!

Did you do these tests on the same machine?

Best wishes,
Arne
-- 
Unpolitisch sein
heißt politisch sein
ohne es zu merken

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