This module implements a proxy/gateway for Apache.

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202 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 ...
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2answers
821 views

Apache 2.4 proxy_balancer and lbmethod_byrequest

I'm trying to build my Apache server with static modules. But run into some problems with the proxy_balancer module. I get an error: [ssl:info] [pid 11863] AH01876: mod_ssl/2.4.10 compiled against ...
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1answer
4k views

Using Https between Apache Loadbalancer and backends

I am using an apache (2.4) server configured as loadbalancer in front of 2 apache servers. It works fine when I use http connections between loadbalancer and backends, however using https does not ...
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0answers
106 views

Load balacing between balancers using mod-proxy-balancer

Using Apache mod-proxy-balancer, I would like to balance between two balancers. Is this possible? Background: We are in process of upgrading some of our server stack, and for a deployment process we ...
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1answer
824 views

Setting up a load balancer using Apache 2.4

I'm trying to setup a load balancer with Apache 2.4 but I can't make it work. Here's what I wrote in my http.conf file: <Proxy balancer://pop> BalancerMember http://pop1.local/ ...
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1answer
296 views

Existing connexion on Apache and mod_proxy_balancer don't fail over second JBoss node

I have a Jboss farm, load balanced by Apache HTTP + mod_proxy_balancer and mod_proxy_ajp, with the following configuration : <VirtualHost *:80> ServerName web-gui-acceptance.myorg.com ...
2
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1answer
375 views

Where does apache store initialization state for mod_proxy_balancer

I run apache2 on Ubuntu as a caching load-balancing reverse proxy in front of a group of application servers. I have noticed that the balancer maintains some state for some of the attributes visible ...
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1answer
3k 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 ...
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2answers
693 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 ...
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2answers
258 views

Why don't load balancer algorithm's allow selection of worker machines based on current CPU or memory usage

I'm currently investigating load balancing with Apache mod_load_balancer and mod_proxy. I will also be looking at other load balancers later but one thing has become clear. Why do hardly any of the ...
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2answers
883 views

Apache Balancing by source IP

I am using Apache's Proxy Balancer to balance one sub domain (e.g. subdomain.domain.com) to an application which is located on 2 servers. Here an extract from my Apache configuration file: <Proxy ...
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1answer
711 views

How long until mod_proxy_balancer reverts back from hot-standby to primary

I have found just one blog entry that claims that when using status=+H BalancerMember http://1.2.3.4:1234 status=+H "When the default service is back on-line mod_proxy_balancer will pick that ...
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3answers
216 views

Reduce delay caused by load balancer

I currently am using mod_proxy_balance in Apache for load balancing. I have a client emulator which creates 100 threads and emulates user activities like browse the website. I tried making the client ...
0
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1answer
662 views

Understanding mod_proxy_balancer module of apache

I am trying to setup a load balancer for few webservers. I am using centos 5.6 with apache http server (Server version: Apache/2.2.3). I am having a client generator which generates around 200 threads ...
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vote
1answer
752 views

Apache load balancing doesn't set cookie with route information

We are using Apache to load balance our backend (IIS) web servers. Our configuration follows an example from Apache doc. We try to achieve sticky routing (i.e. subsequent requests from the same client ...
1
vote
1answer
661 views

Issue with load balancer

I am trying to load balance between two Apache http webservers. I created a load balancer using mod_proxy_balance from Apache. When I run my client (which generates ~100s of threads every second and ...
0
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1answer
162 views

Internal server error

I was trying to use the mod_proxy_balance module of apache to setup a loadbalancer for 2 webservers in the background. I thought I successfully did. Here's what happened: My proxy is in abcd.edu. I ...
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0answers
702 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 ...
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3answers
1k views

Managing multiple Apache proxies simultaneously (mod_proxy_balancer)

The frontend of my web application is formed by currently two Apache reverse proxies, using mod_proxy_balancer to distribute traffic over a number of backend application servers. Both frontend reverse ...
2
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3answers
1k 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
4k 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 ...
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3answers
1k views

how to configure apache with mod_cache and mod_proxybalance for massive virtual hosting

I have a farm of IIS servers which provides something akin to domain parking sites, with thousands of domains assigned to the system, and content generated dynamically. I need a load balancing and ...