0
votes
1answer
11 views

Apache mod_proxy_balancer health checking

I have 3 Apache web servers set up behind another Apache server running mod_proxy_balancer. During today, one of the web servers got rebooted. It took about 16 minutes to reboot. During that time, I ...
6
votes
1answer
2k views

Apache httpd workers retry

I have an Apache httpd web server running mod_proxy and mod_proxy_balancer. The whole of /somedir is sent to 2 worker machines which service the requests using the round robin scheduler. Each worker ...
0
votes
2answers
611 views

how can %{BALANCER_WORKER_ROUTE}e be null

I'm trying to set up a balanced cluster with mod_proxy_balancer. I followed the example line from here to set a cookie. I have had to tweak it as the environment is not stable so not every request ...
1
vote
0answers
679 views

mod_proxy_balancer with JBoss get many CLOSE_WAIT

We have a small web cluster for servering about max 400 concurrent user each day. We using : Apache 2.2.14 mod_proxy mod_proxy_httpd mod_proxy_balancer JBoss 4.2.2 GA Firstly we tried AJP and ...
2
votes
3answers
986 views

502 errors with apache mod_proxy hot standby (or equivalent)

Anyone knows how to configure the hot standby (+H) mod_proxy feature so that the takeover occurs immediately (without even one user receiving a 502) error during a shutdown? We aren't looking for ...
4
votes
2answers
3k views

How to configure mod_proxy_balancer to gracefully fail under high load

We have a system which has one Apache instance in front of multiple tomcats. These tomcats then connect to various databases. We balance the load to the tomcat with mod_proxy_balancer. Currently we ...