Why is sapconf setting vm.max_map_count to 1000000 in Red Hat Enterprise Linux ?

Solution Unverified - Updated -

Issue

  • Why is sapconf setting vm.max_map_count to 1000000 in Red Hat Enterprise Linux ?
  • Recommended value as per SAP note for vm.max_map_count is 2000000 ?

Environment

  • Red Hat Enterprise Linux 6 / 7
  • sapconf-0.98-6.el7.noarch and tuned-profiles-sap-2.4.1-1.el7 [RHEL 7]
  • sapconf-0.98-4.el6_6 and tuned-profiles-sap-0.2.19-13.el6_6.1 [RHEL 6]

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