How to resize multipath device in RHEL after it has been resized from storage?

Solution Verified - Updated -


  • How can we resize a mutipath device on the OS side?
  • How to increase multipath device size from OS and extend the filesystem?
  • How to resize LUN in multipath environment?
  • Need to expand SAN mpath disk and we need commands to safely expand the filesystem on RHEL server. We know how to grow the volume on the SAN, but not the Linux side?


  • Red Hat Enterprise Linux (RHEL) 4.8+
  • Red Hat Enterprise Linux (RHEL) 5
  • Red Hat Enterprise Linux (RHEL) 6
  • Red Hat Enterprise Linux (RHEL) 7
  • DM-Multipath

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