Why KVM/RHEV guests fail to recognize new virtio disks after hotplugging?

Solution Verified - Updated -

Issue

  • KVM guest fails to detect the new virtio disk after it was successfully hotplugged from virt-manager or via virsh-attach.
  • How can I make the KVM guest detect a disk without rebooting it?
  • We cannot hot-add a LUN disk to a VM in RHEV
  • Hot plugged Virtual Machine disk doesn´t show up in guest

Environment

  • Red Hat Enterprise Linux 5
  • KVM
  • RHEV

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.

Current Customers and Partners

Log in for full access

Log In
Close

Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.