Xen Guests Blocked After SAN Upgrade on RHEL5

Solution Verified - Updated -

Issue

  • Xen Guests Blocked After SAN Upgrade
  • Powered off all systems, virtual and hosts, in order to update SAN.  Updated the SAN, powered up the hosts without issue, but the virtual guests won't start.  They show a status of 'blocked'.  Multipath -ll shows all the LUNs presented, active and ready on the hosts.

Environment

  • Red Hat Enterprise Linux 5
  • Multipath SAN
  • Virsch Xen

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