Max listening ports

Alan DeKok aland at
Sun Nov 9 14:18:46 CET 2014

Kev Pearce wrote:
> I'd like to run a FR with more than 256 virtual servers/listening ports.

  Why?  That's a bit unusual.

> When building and starting the latest source of the v3.0.x branch with more
> than 256 vs's/ports defined I get:
> Failed adding event handler for socket: Too many readers
> I traced this error back to the #define on line 37 of event.c:
> #define FR_EV_MAX_FDS (256)
> Are there are any serious repercussions of increasing this and running more
> than 256 vs's/listening ports?

  Not really.

  Thought with 256 sockets open, something like kqueue or epoll becomes
a *lot* more efficient.

  Alan DeKok.

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