How to estimate the crashkernel value for reserving kdump kernel ?

Solution Verified - Updated -

Issue

  • How to check the estimated crashkernel value ?
  • What is the estimated crashkernel size for kdump kernel ?
  • How does crashkernel estimate the kdump kernel size for reserving memory ?

Environment

  • Red Hat Enterprise Linux 9
  • kexec-tools

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In

New to Red Hat?

Learn more about Red Hat subscriptions

Using a Red Hat product through a public cloud?

How to access this content