[luatex] runtime performance of lua(la)tex incl. gprof

[Reinhard Kotucha]

On 2023-06-20 at 15:37:52 +0200, luigi scarso wrote:

 > (in these kinds of tests I usually put into the loop also xetex,
 > just to complete the picture).

When examining xetex with gperf, keep in mind that the PDF backend is
executed in a different process (xdvipdfmx) which is running in
parallel.  Thus it's not easy to compare xetex with other engines,
especially if more than one CPU are available.

Regards,
  Reinhard

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