diff options
Diffstat (limited to 'java/sca-contrib/demos/load-balancing-webapp/README')
| -rw-r--r-- | java/sca-contrib/demos/load-balancing-webapp/README | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/java/sca-contrib/demos/load-balancing-webapp/README b/java/sca-contrib/demos/load-balancing-webapp/README deleted file mode 100644 index b7bbb64b1a..0000000000 --- a/java/sca-contrib/demos/load-balancing-webapp/README +++ /dev/null @@ -1,76 +0,0 @@ -WebApp Load Balancing Demo -=========================== - -Demonstrates balancing load acoss SCA services by deploying an SCA composite -to two tomcat servers in a cluster. The tomcat servers sit behind an Apache -server which directs load to one or other tomcat server based on a set of rules. - -The mvn pom distributed with this sample will download, install and configure -two Tomcat servers automatically to act as workers. You need to install the -Apache web server and configure it manually. - -1 - Install and configure the Tomcat workers - -mvn - -This results in two tomcat servers at - -target/tomcat-8085 -target/tomcat-8086 - -2 - Install and configure the Apache server to balance load - -In this case we've chosen to use the native JK connector. There are several -resources that tell you how to configure Apache for load balancing Tomcat with -the JK connector. For example, - -http://tomcat.apache.org/connectors-doc/webserver_howto/apache.html -http://www.crazysquirrel.com/computing/debian/servers/tomcat55.jspx - -Here is a high level summary - -Download the latest version of Apache 2.2 (this demo was built with Apache 2.2.6) - http://httpd.apache.org/ - Install in a local director called, say, apache - -Download the mod_jk module (in binary form if you can) - http://tomcat.apache.org/download-connectors.cgi - Install it in apache/modules - -Configure the mod_jk module - Copy src/test/resources/apache-80/conf/workers.properties to apache/conf - Append the contents of src/test/resources/apache-80/conf/httpd.conf to apache/conf/httpf.conf - -3 - Start the apache and tomcat servers - -In three command prompts - -cd target/tomcat-8085 -bin/catalina run - -cd target/tomcat-8086 -bin/catalina run - -cd apache -bin/httpd - -4 - Run the client - -run the LanchClient program - TBD - need a script - -5 - Result - -The client will make 10 calls to the SCA service described in the helloworldws.composite that -is part of the webapp deployed to the tomcat servers. You will see the result of this -service call reported at the client in the form - -Called getGreetings -Hello World 6 - -If you look at the Tomcat consoles you will see that each server deals with half the requests -as the load is balanced equally between the two of them. - - - - - |