Built on the Red Hat Enterprise Linux operating system (OS), Red Hat Enterprise Linux for SAP expands existing capabilities so you can get the most out of SAP's powerful analytics and data management portfolio. Red Hat Enterprise Linux High Availability (HA) provides all the necessary packages for configuring pacemaker based cluster that provides reliability and availability for critical production services. Extended Update Support (E4S) provides support on specific minor releases for 4 years from General Availability. Red Hat Insights can now be deployed for users with existing, cloud marketplace-purchased Red Hat Enterprise Linux (RHEL) system managed by Red Hat Update Infrastructure (RHUI).