Multipath Error "DM multipath kernel driver not loaded"

This document (3003090) is provided subject to the disclaimer at the end of this document.

Environment

SUSE Linux Enterprise Server 10
SUSE Linux Enterprise Server 11
SUSE Linux Enterprise Server 12
Novell Open Enterprise Server 2 (OES 2) Linux
Device Mapper Multipath I/O (DM-MPIO)


Situation

When the administrator runs the command 'multipath -l' it returns the following error:

ERROR: DM multipath kernel driver not loaded

Resolution

For SUSE Linux Enterprise Server 10 and 11:

The boot.multipath and multipathd services must be running. To enable these services and check the multipath output, proceed as follows.

  1. Run
    chkconfig boot.multipath on
  2. Run
    chkconfig multipathd on

  3. Reboot the server, or start the services manually:
    • To manually start boot.multipath, run
      /etc/init.d/boot.multipath start
    • To manually start multipathd, run
      /etc/init.d/multipathd start

For SUSE Linux Enterprise Server 12:

  1. Run
    systemctl enable multipathd.service

  2. Reboot the server, or start the services manually:
    • To manually start, run
      systemctl start multipathd.service

Additional steps may be required to fully configure Multipath I/O (MPIO). Please review all documented configuration requirements.
SLES10 MPIO Documentation
SLES11 MPIO Documentation
SLES12 MPIO Documentation

Additional Information


Disclaimer

This Support Knowledgebase provides a valuable tool for SUSE customers and parties interested in our products and solutions to acquire information, ideas and learn from one another. Materials are provided for informational, personal or non-commercial use within your organization and are presented "AS IS" WITHOUT WARRANTY OF ANY KIND.

  • Document ID:3003090
  • Creation Date: 15-Sep-2006
  • Modified Date:12-Oct-2022
    • SUSE Linux Enterprise Server

< Back to Support Search

For questions or concerns with the SUSE Knowledgebase please contact: tidfeedback[at]suse.com

SUSE Support Forums

Get your questions answered by experienced Sys Ops or interact with other SUSE community experts.

Join Our Community

Support Resources

Learn how to get the most from the technical support you receive with your SUSE Subscription, Premium Support, Academic Program, or Partner Program.


SUSE Customer Support Quick Reference Guide SUSE Technical Support Handbook Update Advisories
Support FAQ

Open an Incident

Open an incident with SUSE Technical Support, manage your subscriptions, download patches, or manage user access.

Go to Customer Center
Report a Software Vulnerability Submit Tips, Tricks, and Tools Download Free Tools