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Installation and Upgrade Guides › Web Agent Installation Guide for Apache-based servers › Install and Configure Apache-based Agents on UNIX/Linux › Optional Agent Settings for UNIX/Linux
Optional Agent Settings for UNIX/Linux
CA SiteMinder® agents for apache-based servers offer the following optional settings:
Set Web Agent Variables when using apachectl Script
You run your Apache server using the apachectl script (such as when running an Apache web server on POSIX). Adding a line to the apachectl script sets the environment variables for the agent.
Follow these steps:
- Locate a line resembling the following example:
# Source /etc/sysconfig/httpd for $HTTPD setting, etc
- Add the following line after the line in the previous example:
sh /web_agent_home/ca_wa_env.sh
- web_agent_home
-
Indicates the directory where the CA SiteMinder® Agent is installed.
Default (UNIX/Linux installations): /opt/ca/webagent
Improve Server Performance with Optional httpd.conf File Changes
You can improve server performance by modifying the default configuration settings in the httpd.conf file; however, these changes are not required:
Follow these steps:
- For Apache- based servers, assign a higher priority level to your Apache20WebAgent.dll file than any other auth or access modules on your web server.
- For low-traffic websites, define the following directives:
- Set MaxRequestsPerChild>1000 or Set MaxRequestsPerChild=0
- MinSpareServers >5
- MaxSpareServers>10
- StartServers=MinSpareServers>5
- For high-traffic websites, define the following directives:
- Set MaxRequestsPerChild>3000 or Set MaxRequestsPerChild=0
- MinSpareServers >10
- MaxSpareServers>15
- StartServers=MinSpareServers>10
Note: CA Services can provide assistance with performance-tuning for your particular environment.
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