Configuration of Logging for Services

You can find log configuration for every service at the following location.

  • WebHMI Services: <Directory where Operations Hub is installed>\webhmi-tomcat\webapps\<Service>\WEB-INF\classes\logback.xml
  • IQP Apps: <<Directory where Operations Hub is installed>\iqp-tomcat\webapps\<site/app/eventengine>\WEB-INF\classes\ logback.xml

Important Configurations

MaxHistory: https://logback.qos.ch/manual/appenders.html#tbrpMaxHistory. For more information, refer to https://logback.qos.ch/manual/appenders.html#SizeAndTimeBasedRollingPolicy.

To configure package level logging or any changes on the logging configuration that do not require restart of the tomcat container.

(http://logback.qos.ch/manual/configuration.html#autoScan scan=true) which detects runtime changes on log level without need to restart the service. But currently it is kept disabled, as it has runtime impact.

You can configure package level logger highlighted as below:

https://logback.qos.ch/manual/configuration.html#loggerElement



UAA Services

<Directory where Operations Hub is installed>\uaa-tomcat\webapps\uaa\WEB-INF\classes\log4j2.properties