kdump fails to start on RHEL5 with "No crashkernel parameter specified for running kernel"

Solution Unverified - Updated -

Issue

We are not able to start kdump, the kernel appears to not like the kdump kernel options specified.

Feb 23 10:28:05 server1 kdump: No crashkernel parameter specified for running kernel
Feb 23 10:28:05 server1 kdump: failed to start up

Environment

  • Red Hat Enterprise Linux (RHEL) 5

  • grub.conf with a valid crashkernel setting

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