Ebusiness Suite Health Check : APACHE

Apps Tier Performance Tuning: APACHE

• Use a hardware load balancer if available.
  
  • Select round-robin balancing method.
    
  • Enable cookie persistence.
    
  • Leverage hardware SSL acceleration.
    
    • Eliminates Apache SSL overhead
      

    
     

• Ensure keep alive is enabled
  
  • KeepAlive ON (httpd.conf)
    
  • KeepAliveTimeout 15 (httpd.conf
    

 

• Set logging level to warning.
  
  • httpd.conf
    
    • LogLevel warn.
      
    • SSLLogLevel war
      
• Disable DNS lookups
  
  • HostnameLookups Off (httpd.conf)
    
• Rotate logs
  
  • TransferLog "|/applmgr/prod/iAS/Apache/Apache/bin/rotatelogs /applmgr/prod/iAS/Apache/Apache/logs/access_log 86400
    
• Review access log file
  
  • Check for frequent downloads or timestamp checks of:
    
    • images, javascript, or style sheets.
      
    • JAR files
      
  • http codes
    
    • 200 (request for document)
      
    • 304 (timestamp check)
      
    • 404 (document not found)
      
  • Log entry format
    
    • <IP address> <date/time> <command> <URL> <status code> <bytes> <elapsed time.