RHEL 8: Slower application Read/Write file IO performance

Solution Verified - Updated -


  • Customer has experienced that the application shows slower performance after upgrade to RHEL 8.6


  • Red Hat Enterprise Linux 8.7/8.6
  • kernel-4.18.0-425.3.1.el8_7
  • kernel-4.18.0-372.32.1.el8_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