Also read about mod_proxy_ajp On Mar 12, 2012 8:11 PM, "Igor Cicimov" <icici...@gmail.com> wrote:
> You can at least tell us what OS are these servers running on? Also you > said when you put second apache something is not working so we would like > to see your apache config if you dont mind. Another thing not clear to me > is tomcat session replication. Are the tomcats clustered? If not how do > they replicate the sessions between each other? > In meantime check mod_proxy_balancer documentation as possible solution. > You can find lots of examples with sticky sessions configuration fot this > module for tomcat backends. > On Mar 12, 2012 6:19 PM, "Kashif Rahman" <kashif.rah...@vopium.com> > wrote: > >> Thanks Anam, but we are looking at to use mod proxy for Apache/Tomcat >> Communication and session persistence. Can it be done using our requirement? >> **** >> >> ** ** >> >> Thank you,**** >> >> ** ** >> >> Regards,**** >> >> Kashif Rahman.**** >> >> ** ** >> >> *From:* Anam Ali Khan [mailto:anamalik...@yahoo.com] >> *Sent:* Friday, March 09, 2012 7:44 PM >> *To:* users@httpd.apache.org >> *Cc:* Kashif Rahman >> *Subject:* Re: [users@httpd] Apache + Tomcat Load Balancing**** >> >> ** ** >> >> Hi,**** >> >> ** ** >> >> I would recommend *HAProxy* as a load balancer in your PHP + JSP >> application environment. It will work as follows:**** >> >> ** ** >> >> 1. First HAProxy will accept client request.**** >> >> 2. It will forward those requests to two machines via round robin **** >> >> 3. Each WebServer must use *mod_jk* as a connector (module) for >> Apache/Tomcat communication and session persistence.**** >> >> 4. HAproxy also perform health checking for two servers.**** >> >> ** ** >> >> -Anam**** >> >> ** ** >> ------------------------------ >> >> *From:* Kashif Rahman <kashif.rah...@vopium.com> >> *To:* users@httpd.apache.org >> *Sent:* Friday, 9 March 2012, 11:36 >> *Subject:* [users@httpd] Apache + Tomcat Load Balancing**** >> >> ** ** >> >> Hi,**** >> >> **** >> >> We have requirement for to load balance our PHP + JSP application. I need >> to know that how can I load balance 2 Apache web Servers and 2 Tomcat >> Servers, 1st Web Server + Tomcat on 1st machine and 2nd Web Server + >> Tomcat on 2nd machine. We want to use Proxy Load Balancer for Apache to >> tomcat communication.**** >> >> If we use single Apache Web Server and 2 tomcat instances on different >> machines, it seems to be working and sharing session fine, but when we add 2 >> nd apache web server to have fail over for PHP too, tomcat stops >> replicating session? If anyone is running such type of setup then kindly do >> let me know what could be the issues or anything missing. I am using Apache >> WebServer as a load balancer for both Apache too.**** >> >> **** >> >> >> Apache Webserver**** >> >> >> |**** >> >> >> |**** >> >> >> _____ |______**** >> >> >> | |**** >> >> >> Apache Webserver Apache Webserver**** >> >> >> | |**** >> >> >> Tomcat Tomcat **** >> >> **** >> >> What could be the recommended solution for this requirement?**** >> >> **** >> >> Thank you,**** >> >> **** >> >> Best Regards,**** >> >> ** ** >> >> Kashif Rahman**** >> >> ** ** >> >
