Re: Version 2.18 vs.2.19 speed and W10

[Anders Eriksson]

On 2016-09-08 19:03, Michael Rivers wrote:

I'm not sure it's due to a change between v2.19.46 and 47. For most of the
summer, I had been running an older development version and an older version
of Frescobaldi for a while, and they were running fine. I hadn't run
Lilypond in a few weeks, and in the meantime Windows 10 updated to the
"Anniversary edition". When I ran Lilypond again two days ago, it was 20
times slower. Trying to fix that, I updated Lilypond and Frescobaldi to the
newest versions, but that didn't help.

So, while I can't tell exactly what caused the extreme reduction in speed, I
can confirm that Lilypond on the current version of Windows runs
dramatically slower with versions somewhat older than 2.19.47.

I also have noticed the the reduction in speed and one thing I have noticed is that every time I compile a .ly file Lilypond will build the fonts
Initializing FontConfig...

Adding fontconfig configuration file: C:/lilypond-2-19-46-1/LilyPond/usr/share/lilypond/current/fonts/00-lilypond-fonts.conf

Adding fontconfig configuration file: C:/lilypond-2-19-46-1/LilyPond/usr/bin/../etc/fonts/fonts.conf

Adding fontconfig configuration file: C:/lilypond-2-19-46-1/LilyPond/usr/share/lilypond/current/fonts/99-lilypond-fonts.conf

Adding font directory: C:/lilypond-2-19-46-1/LilyPond/usr/share/lilypond/current/fonts/otf

Building font database

and in the 2.19.47.1 version

Initializing FontConfig...

Adding fontconfig configuration file: C:/lilypond-2-19-47-1/LilyPond/usr/share/lilypond/current/fonts/00-lilypond-fonts.conf

Adding fontconfig configuration file: C:/lilypond-2-19-47-1/LilyPond/usr/bin/../etc/fonts/fonts.conf

Adding fontconfig configuration file: C:/lilypond-2-19-47-1/LilyPond/usr/share/lilypond/current/fonts/99-lilypond-fonts.conf

Adding font directory: C:/lilypond-2-19-47-1/LilyPond/usr/share/lilypond/current/fonts/otf

Building font database...

I'm running Windows 10 Anniversary Update