On an SMP system, how can I set processor affinity for a certain task or process in Red Hat Enterprise Linux?

Solution Verified - Updated -

Issue

  • In some cases, the system administrator prefers to override the kernel's process scheduling and bind a certain process to a specific CPU (or CPU's) on an SMP system. This is also known as "setting processor affinity" for the process in question.
  • How can I assign a thread to a cpu ?

Environment

  • Red Hat Enterprise Linux 3, 4, 5 and 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