While using "crashkernel=1024M,high" for kdump memory reservation, kdump fails with error "No memory reserved for crash kernel"

(Doc ID 2242058.1)

Last updated on MARCH 09, 2017

Applies to:

Linux OS - Version Oracle Linux 7.3 with Unbreakable Enterprise Kerne [4.1.12] and later
Linux x86-64


While using "crashkernel=1024M,high" for kdump memory reservation on a server configured with large amounts of memory, the kdump service fails with the below errors:


 sysctl.conf values were modified as required for DB installation.


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