Multipath not picking up san luns.

Solution Unverified - Updated -

Issue

  • New Luns from storage are not getting detected in DM-Multipath and the following error is seen when multipath -v2 is run
error calling out /sbin/scsi_id -g -u -s
/sbin/scsi_id: option requires an argument -- s
Unknown or bad option '?' (0x3f)

DM-Multipath configuration in /etc/multipath.conf file is seen as follows

devices {
      device {
               vendor                  "IBM"
               product                 "2145"
               path_grouping_policy    group_by_prio
                getuid_callout          "/sbin/scsi_id -g -u -s"
              prio_callout            "/sbin/mpath_prio_alua %d"
                features                "1 queue_if_no_path"
               path_checker            tur
                failback                immediate
       }

Environment

  • Red Hat Enterprise Linux 4
  • 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