How can multipath device names be consistent across multiple systems (or across cluster nodes)?

Solution Verified - Updated -

Issue

  • We have multiple systems using shared devices.
  • The path devices are configured using device-mapper-multipath.
  • We need the names for the multipath devices to be the same on all systems.
  • Why we need also sync bindings file on all cluster members. Is it distributing multipath.conf is not enough?
  • Consistent Multipath Device Names in a Cluster

Environment

  • Red Hat Enterprise Linux (all)
  • Shared storage
  • Use of device-mapper-multipath

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