How to capture a vmcore of hung Red Hat Enterprise Linux VMware guest system with a snapshot or suspending VM

Solution Verified - Updated -

Issue

  • RHEL server running on VMware hung or rebooted, need root cause analysis (RCA)
  • VM is hanging and unresponsive on vCenter console, how to troubleshoot?
  • How to capture a vmcore from RHEL VMware® guest system?
  • RHEL OS on VMWare has a high load or is not responding, how to capture core file for analysis

Environment

  • Red Hat Enterprise Linux 4
  • Red Hat Enterprise Linux 5
  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 7
  • Red Hat Enterprise Linux 8
  • Red Hat Enterprise Linux 9
  • VMware® Workstation 7.1
  • VMware® ESX/ESXi
  • VMware® "vmss2core" tool
  • vmcore
  • crash

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