This issue has been resolved, logging should be back to normal.
Posted Dec 21, 2019 - 23:25 UTC
The issue has been identified and a fix is being implemented.
Posted Dec 21, 2019 - 02:12 UTC
The OpenShift SRE Team has identified excessive application logging on this cluster that is consuming a significant amount of the allocated storage space. If this behavior continues, it runs the risk of exhausting storage for the aggregated logging service.