R4J creates entries in the Jira event log for the important events that occur during the execution of a scheduling rule - see Scheduled Adding Of Issues. A report on these events is available to the Jira administrator.
To display the report, select the Jira Administration icon > Manage apps > R4J - Requirements Management for Jira > Issue Import Log. Provide the desired time frame (leave the date fields empty to show all entries) and select Show. To delete the entries in the given time frame select Delete.