This video demonstrates the resiliency behavior of session execution when :
1) Either the repository service goes down and restarts within resiliency timeout,
2) Or, it goes unresponsive for period which is smaller than resiliency timeout.
Where the resiliency timeout for pmdtm can be specified and how to view what value is used by running pmdtm process arguements.
How to automate the repository and domain back up process for disaster recovery in PowerCenter
How to find in which host the Repository Integration service is running in a multi node domain
Converting and adding of a self signed certificate to use a Webservice Consumer transformation