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OCI: Server Failed to Boot Due to Low Value of vm.max_map_count

edited Dec 15, 2023 9:51AM in Linux

APPLIES TO:

Oracle Cloud Infrastructure

Linux x86-64

GOAL:

Increase  kernel parameter value vm.max_map_count permanently.

SYMPTOMS

Instance unable to boot and fails with error,

 "max virtual memory areas vm.max_map_count [X] is too low, increase to at least [Y]"

SOLUTION:

Open a serial console connection and follow the steps in https://docs.oracle.com/en-us/iaas/Content/Compute/References/serialconsole.htm -- Troubleshooting Instances Using Instance Console Connections

Cloud Infrastructure (OCI) for Oracle Linux Instance Recovery to access the server.

Access Grub Menu as indicated in https://community.oracle.com/customerconnect/discussion/644207/oracle-linux-8-how-to-access-the-boot-menu-grub-menu --

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