How should the crashkernel parameter be configured for using kdump on Red Hat Enterprise Linux 5?
Issue
- How should the crashkernel parameter be configured for using kdump on Red Hat Enterprise Linux 5?
- What is the recommended RAM size to reserve for kdump kernel for different different sizes of RAM?
- I am using the
crashkernel
kernel parameter, but after boot the system writeskernel: crashkernel reservation failed - memory is in use
. How to correctly configure the parameter? - Kernel panic with crashkernel warning
Memory for crash kernel (0x0 to 0x0) not within permissible range
Environment
- Red Hat Enterprise Linux 5
- kdump/kexec being used to capture vmcore
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