One more thing - I build the Debian package with
-pg
for profiling, but xetex runs did not produce a gmon.out, so
there is something strange...
On Mon, 09 Jun 2014, Norbert Preining wrote:
> Hi Khaled,
>
> (please keep Debian bug in Cc)
>
> I already have asked Taco and Hans, but it seems that the same problem
> occurs also with xelatex, so I thought I ask you for ideas.
>
> We got a report here at Debian that context when run over xetex
> is extremely slow, which I can confirm. THe same happens with
> xelatex when loading fontspec.
>
> The test document is a simple
> \starttext
> lots of lorem ipsum in many paragraphs
> \stoptext
> or
> \documentclass{article}
> \usepackage{fontspec}
> \begin{document}
> lots of lorem ipsum in many paragraphs
> \end{document}
> and if I run this through texexec --xtx or xelatex,
> the page generation slows down, it seems there is a
> increasing delay in page generation.
>
> It is interesting that when I drop the original TeX Live (not Debian)
> xetex into our /usr/bin, then it is getting fast again.
> The difference between TL original and Debian is that we use
> shared libraries. For pure text processing the fault should be
> in harfbuzz, right? We are having 0.9.28.
>
> Do you have any ideas how to track such a bug? Do you have
> any guess where to start?
>
> Norbert
Norbert
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PREINING, Norbert http://www.preining.info
JAIST, Japan TeX Live & Debian Developer
GPG: 0x860CDC13 fp: F7D8 A928 26E3 16A1 9FA0 ACF0 6CAC A448 860C DC13
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