The gadget used for report is the Heat Map gadget.
Step 1: Add a data source.
Step 2: Keep the default metric selection as ‘Number of issues’.
Step 3: Horizontal by ‘Reporter’.
Step 4: Vertical by ‘Affected Services Name’ custom field.
Affected Services Name is a custom field. For detailed instructions on how to create this field and start gathering data for Affected Services report in Jira read this blog article.
