rlm_perl , unlang and Exec-Wait with Perl

Alan DeKok aland at deployingradius.com
Fri Apr 18 11:38:50 CEST 2008


rsg wrote:
> However my question is about performance and about how fast & scalable
> this kind of a setup compared to a Perl based system.

  Perl will almost always be slower, for the simple reason that it has a
lot more work to do in order to set up the interpreter, etc. for every
request.

  The "unlang" policies are intended for *simple* policies.  *Complex*
ones usually require a real language.

  To be honest, speed in a RADIUS server is almost irrelevant.  The
overwhelming majority of time is spent (1) doing SSL setup if you're
doing EAP, and/or (2) database queries.

  Perl versus "unlang" will have minimal difference in performance if
you're querying a database.

  Alan DeKok.



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