max_requests variable in radiusd.conf

[Alan DeKok]

On Nov 9, 2017, at 6:43 AM, Claudio Carvalho <claudio at nextdigitalservices.com.br> wrote:
> 
> I'm a new in freeradius and i have a question, what controls are made by the variable max_requests in radiusd.conf?

  The comments in the radiusd.conf file document what out controls: the number of packets *currently being processed* by the server.

> all the established sessions of the various NASs are directly managed by the freeradius daemon or does this control reside in the database?

  It's all in a DB.

> I ask because if the session control is made entirely in the daemon without intervention of the database and it is necessary to work with load balance, the connections that arrive in this 2 freeradius servers must be tied "sticky" to the source IP, if you balance all connections without "sticky" feature this control would be broken , i'm correct?

  No.  If accounting packets go to two destinations (RADIUS servers or DBs), then those records have to be reconciled.  That's it.

  Alan DeKok.