Cannot increase open file descriptors above 1024

Alan DeKok aland at
Thu Nov 17 20:29:39 UTC 2022

On Nov 17, 2022, at 2:30 PM, Ibrahemoo Ghost <ibrahemooghost at> wrote:
> I actually added freerad limits on /etc/security/limits.conf then
> rebooted and also tried to run freeradius as root.
> Then I discovered that increasing the limit for the user only does not
> affect the service itself, By examining the soft limit file values in
> /proc/$pid_of_freeradius/limits (1024)
> The only way to increase the limit is by also increasing it in the
> service file, but as I said after that the service won't start
> anymore.

  What does that mean?

  Is there any error?  Can you run it in debug mode to see what's going on?

  There is nothing in FreeRADIUS which says "don't start if the OS allows more than 1024 file descriptors".

  Alan DeKok.

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