With memory reliability, VMkernel stops using pages that receive an error isolation notification.

About this task

The user receives an event in the vSphere Web Client when VMkernel recovers from an uncorrectable memory error, when VMkernel retires a significant percentage of system memory due to a large number of correctable errors, or if there are a large number of pages that are unable to retire.


  1. Vacate the host.
  2. Migrate the virtual machines.
  3. Run memory related hardware tests.