And regarding your question; ~Why can you not run all apps within one single JVM/Tomcat ? Because we have a lot of web applications and we are using 32-bit JVM.
Thanks a lot On Tue, Nov 23, 2010 at 10:59 PM, Andrew Hole <andremailingl...@gmail.com>wrote: > I'm reading about domain directive in worker properties. I can setup > different workers to be in the same domain (p.e. a machine) and have "domain > affinity". Do you have some idea how it really works? > > Thanks > > > > > On Tue, Nov 23, 2010 at 9:01 PM, Christopher Schultz < > ch...@christopherschultz.net> wrote: > >> -----BEGIN PGP SIGNED MESSAGE----- >> Hash: SHA1 >> >> André, >> >> On 11/23/2010 10:27 AM, André Warnier wrote: >> > With the configuration below and your explanations, I suppose that there >> > is some kind of load-balancing going on between the two machines. >> > What is used at the front-end to load-balance ? >> > >> > An idea (for the moment vague) would be to use some intelligent >> > front-end, which would decide (maybe as Mark wrote, in function of the >> > client IP address) to start chanelling one client to either machine 1 or >> > machine 2 - and within it to Tomcat A,B,C or D - , set a cookie, and use >> > this cookie later to keep sending the same client to the same back-end >> > machine. >> > Kind of a session on top of a session.. >> >> I believe there was a presentation at ApacheCon where someone presented >> something like this. I didn't attend, but I heard that a relatively >> simply use of httpd's mod_headers was used to essentially synthesize >> sticky sessions. >> >> The same technique could be applied to do a sort of "server stickiness": >> >> 1. Check the request for a SERVER_AFFINITY cookie >> 2. If none exists, choose a server however you like and set >> SERVER_AFFINITY=A/B or D/C >> 3. Given a server affinity, send the request to a specific back-end >> server. >> >> Note that #3 can be achieved by simply choosing an AJP worker that is >> not a load-balancer. >> >> - -chris >> -----BEGIN PGP SIGNATURE----- >> Version: GnuPG v1.4.10 (MingW32) >> Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ >> >> iEYEARECAAYFAkzsK6kACgkQ9CaO5/Lv0PCZWACgwBnHTtm61U3tRM1QXP1w+Tdp >> EOQAn0YPzA8SVbO589e+V++qS8fS2cIl >> =Hh7E >> -----END PGP SIGNATURE----- >> >> --------------------------------------------------------------------- >> To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org >> For additional commands, e-mail: users-h...@tomcat.apache.org >> >> >
