On 2025-01-20 at 15:26:47 +0100, Petr Olsak wrote:

 > Thank you very much for testing.
 > 
 > I didn't use such tools. I am watching the terminal when fonts are
 > downloaded (at the end of the document) and I notice the delay per
 > each Besley fonts downloaded from ~/texmf. Sure, it is
 > observable. It looks like waiting for some kind of time limit.
 > 
 > Unfortunately, questions remains: why behavior of Lua garbage
 > collector differs in luatex and luahbtex when the programs have to
 > do the same?
 > 
 > When we copy the fonts from ~/texmf/fonts to current directory:
 > 
 >     cp ~/texmf/fonts/opentype/besley/* .
 > 
 > and run the test, then the unwanted delay with luahbtex
 > disappears. It seems that this has something to do with file
 > searching from TeXmf tree.  Garbage collector behavior differs when
 > files are in in different locations?

To trace file searching you can set the environment variable

  KPATHSEA_DEBUG=32

Regards,
  Reinhard

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Reinhard Kotucha                            Phone: +49-511-3373112
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