I didn't see anyone else point this out (maybe they did and I missed it) but you want to use JK now, not JK2 (it's deprecated, unsupported, ...)
Tim > -----Original Message----- > From: Madhur K Tanwani [mailto:[EMAIL PROTECTED] > Sent: Friday, July 14, 2006 1:15 AM > To: Tomcat Users List > Subject: Re: Tomcat 5.5 load balancing URL redirefction not transparent to > client > > Thanks Filip. > I understand now that Tomcat performs redirection - which implies that the > URL must change. > Then, I suppose I must ask > - Is something like mod_proxy available in Tomcat? > - Is it possible to emulate the same behavior in Tomcat? > > After my discussion on the Tomcat 5.5 load balancing thread and this > one, I'm > thinking of a setup like > <request> > | > V > Apache 2.0 httpd Webserver > (LB with sticky sessions, weighted round robin, mod_jk2) > | > |--------> Tomcat Worker 1 (ajp13) > |--------> Tomcat Worker 2 (ajp13) > |--------> Tomcat Worker 3 (ajp13) > > The session management will be done using either JDBCStore or in-memory > replication amongst the Tomcat servers. > > Can you suggest something in the design that is wither wrong or can be > improved? > Is there something that the LB gurus find obviously wrong here and would > want to > tell me (or would you want me to encounter it as it comes :) )? > > Awaiting your valuable comments, > Madhur. > > Filip Hanik - Dev Lists wrote: > > redirection, as the name tells you, doesn't balance, it redirects, and > > there is nothing transparent about a redirection. > > what you are looking for is called proxying, and the best example for > > that, would be mod_proxy in the Apache httpd web server. > > > > > > Filip > > > > Madhur K Tanwani wrote: > >> Hi, > >> I'm separating this question from my earlier thread on load balancing > >> rules - it > >> seems that it was over-looked there since it did not fit in there :(. > >> > >> My question is that when I use the default balancer webapp from > >> Tomcat 5.5 the > >> redirection rules redirect me to either jakarta, cnn or yahoo's site. > >> However, > >> the redirection is not transparent to the user. > >> > >> for example, > >> Client Types : http://servername:8080/balancer/ > >> Balancer Redirects To: http://jakarta.apache.org > >> *The browser URL changes to : http://jakarta.apache.org* > >> > >> I think this change of URL does not make the transition transparent. > >> Also, the > >> subsequent requests bypass the load balancer(LB) and are directly > >> served by the > >> server (so what happens if the server is down - the LB has support > >> for fail over > >> but the request never went via the LB) > >> > >> Please could someone throw some light on the same? > >> Awaiting responses, > >> > > > > > > --------------------------------------------------------------------- > > To start a new topic, e-mail: users@tomcat.apache.org > > To unsubscribe, e-mail: [EMAIL PROTECTED] > > For additional commands, e-mail: [EMAIL PROTECTED] > > > > > > > -- > __________________________ > Madhur Kumar Tanwani > [EMAIL PROTECTED] > Ph.: 0253-5614792. > __________________________ > ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ > + A bus station is where a bus stops. A train station > + is where train stops. On my desk, I have a work station... > + What more can I say ! > ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ > > > --------------------------------------------------------------------- > To start a new topic, e-mail: users@tomcat.apache.org > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED] --------------------------------------------------------------------- To start a new topic, e-mail: users@tomcat.apache.org To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
