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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 JULY 12, 2021

Applies to:

Linux OS - Version Oracle Linux 7.3 with Unbreakable Enterprise Kernel [4.1.12] and later
Oracle Cloud Infrastructure - Version N/A and later
Linux x86-64

Symptoms

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:

Changes

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

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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