How should the crashkernel parameter be configured for using kdump on BullSequana S S1600?

Solution Verified - Updated -

Issue

  • Bull SAS Atos BullSequana S S1600 is a large system which supports up to 896 logical CPUs and 24TB memory. When running the kdump testing on RHEL 8.1, it keeps hanging at about 67% complete when writing the VMCORE file.

Environment

  • Red Hat Enterprise Linux (RHEL) 8.1
  • Bull SAS Atos BullSequana S S1600
  • Hitachi DS7160

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