2) Class Data-Admin-License is mapped to table dbo.pr_data_admin in PegaDATA and please confirm if this "redeploy Data-Admin-License record to adjust the “hourly” data retention period to 8 days" can be done via a DSS ?
The article was provided as it gave details behind what calls the stored proc and the table that is affected. This may be one possible explanation. As a next step, you can review the table details to see if there is anything awry with that table (stats, etc.) and see the row count. How many alerts are being seen with the example you provided?