Kdump fails to start with 'crashkernel=auto' on small RAM systems

Solution Verified - Updated -

Issue

  • Kdump service cannot restart with kernel option 'crashkernel=auto' on server with less than 4G memory
  • ..kdump service is enabled by default (but failed to start on boot), and there is a kernel option 'crashkernel=auto' on system with less than 4G memory

Environment

  • Red Hat Enterprise Linux (RHEL) 6

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