How to troubleshoot su issue with strace?

Solution Verified - Updated -

Issue

  • Sometimes it takes a long time to su to any other user, there seems to be a delay, while sometimes there is no delay.
  • There're some errors displayed when I try to su to another user. How can I get more details about the work flow of su?

Environment

  • Red Hat Enterprise Linux All

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