Hi Darren, again ;-)

what you do is .... check the source IP and route it always to the same tomcat 
node?
It this is true - what's about fail-over? This does not work then.
 
In my scenario  the webapps store lots of information in memory and share it 
between each nodes.
So I am freed during a breakdown.
Isn't it better this way?

Whishing you a happy new Year!
Andreas


-----Original Message-----
From: lvs-users-boun...@linuxvirtualserver.org 
[mailto:lvs-users-boun...@linuxvirtualserver.org] On Behalf Of 
darren.mans...@opengi.co.uk
Sent: Dienstag, 21. Dezember 2010 16:52
To: lvs-users@linuxvirtualserver.org
Subject: Re: [lvs-users] ldirectord and tomcat cluster

Hello Andreas.

I don't do session replication with Tomcat, I found it not to work very well. 
Instead I just set anything you need sessions on to be source hash scheduler.

Darren

-----Original Message-----
From: lvs-users-boun...@linuxvirtualserver.org
[mailto:lvs-users-boun...@linuxvirtualserver.org] On Behalf Of Mrvka Andreas
Sent: 21 December 2010 15:34
To: 'LinuxVirtualServer.org users mailing list.'
Subject: [lvs-users] ldirectord and tomcat cluster

Hello list,

I hope you can help all users who share this same problem:

I use a 2 cluster node running on each tomat with session replication because I 
need load balancing (ldirector/ipvs) and on each node the same session 
information.

I configured tomcat like described here:
http://tomcat.apache.org/tomcat-6.0-doc/cluster-howto.html

It seems to work well if I do not use ldirectord for balancing.
(actually it checks port 80 [apache] )

virtual=10.10.11.139:80
        checktype=negotiate
        fallback=127.0.0.1:80
        protocol=tcp
        real=10.10.11.137:80 gate
        real=10.10.11.138:80 gate
        receive="Still alive"
        request="/test.html"
        scheduler=wlc
        service=http


But if I activate ldirectord for port 8080 (tomcat) then I get in my web 
applications lots of "page can not be displayed" messages.

Can anybody explain me why this happens or show how to configure it correctly?

Thank you.

Best regards
Andreas 



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