Thanks, Adrian, good approach for certain installations. But this requires a p2p layer installed on each client - doesn't it? Best regards Peter Adrian Georgescu schrieb: > Hi Peter, > > If you care for a comercial solution that scales linearly with > the amount of hardware without using any load balancers here is one: > > http://www.ag-projects.com/SIPThor.html > > Regards, > Adrian > > > >>>>>>>>>>>>>>> > > Hello, > > I have done a project for a SIP provider who is rapidly growing. > Designed as a SBC for about 50.000 subscribers at first, I setup a > system with a high availability cluster (HA/DRBD) on 2 servers > which had > one single database on the DRBD volume. Failover works like a > charm with > only very limited downtime. > Now we have to consider to scale the system to about 2-5 Mio subs, > so I > have to challenge with some things I cannot oversee at the moment. > > My question is: How do you deal with big installations? > - how do you load balance the openser? Is it advisable put put some > dedicated SIP hardware in front for load balancing? Or is the > dispatcher > module on a seperate machine sufficiant (again HA-issue)? > - we have a portion of calls who have to go through mediaproxy > (How do > you load balance this?) > - Do you face database issues? We think about setting up a > database on 2 > seperate servers. Is MySQL ok for this or do you use other DBMS? > - Form your exoperience: Are there other things I have to consider? > > Best regards and thanks for your support. > Peter > > > _______________________________________________ > Users mailing list > Users(a)lists.openser.org > http://lists.openser.org/cgi-bin/mailman/listinfo/users > >

Hi Adrian, As both "users" and "devel" lists are for non-commercial discussions, please keep the commercial discussions off the list or use te business mailing list. Bogdan Adrian Georgescu wrote: