Have you looked in the logs to see what the source of the error message is? Where is the error, the front server or the balanced servers? Günther Mittermayer wrote: > Hi all, > > i have httpd working with mod_proxy and mod_load_balance, but my system > is very unstable. In the middle of my session I get some 500 Internal > Server Error messages. If I comment out from my httpd.conf all > application servers but one, the problem goes away. > > It seems to me that apache is not forwarding the requests to the same > server within the same session. > As far as I understand, this is what the "stickysession" parameter > should do... > > Below is the part of my httpd.conf that matters, am I missing something? > > Thanks in advance, > Günther. > > ============================= > <Proxy balancer://portal> > BalancerMember http://server1:port <http://server1/> > BalancerMember http://server2:port <http://server2/> > BalancerMember http://server3:port <http://server3/> > BalancerMember http://server4:port <http://server4/> > </Proxy> > > ProxyPass /logon balancer://portal/logon lbmethod=bytraffic > stickysession=jsessionid nofailover=off > ProxyPassReverse /logon balancer://portal/logon --------------------------------------------------------------------- The official User-To-User support forum of the Apache HTTP Server Project. See <URL:http://httpd.apache.org/userslist.html> for more info. To unsubscribe, e-mail: users-unsubscribe@xxxxxxxxxxxxxxxx " from the digest: users-digest-unsubscribe@xxxxxxxxxxxxxxxx For additional commands, e-mail: users-help@xxxxxxxxxxxxxxxx