This video is an introduction to Tasks Run history in repository. Also describes, impact of Run history on RS, disable session statistics logging and alternatives OPB_PREF_COUNT.
How to unassign services from an expired key and assign them to a valid key in 9.1.0 and 9.5.1
Converting and adding of a self signed certificate to use a Webservice Consumer transformation
How to automate the repository and domain back up process for disaster recovery in PowerCenter