How to find the number of physical cpus, cpu cores, and logical cpus

Solution Verified - Updated -

Issue

  • What's the difference between physical CPUs, CPU cores, and logical CPUs on an x86/x86_64 system?
  • How to get the list of available processors from the RHEL operating system?

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

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