How the devices get named if user_friendly_names enabled in Device Mapper Multipath?

Solution Verified - Updated -

Issue

  • If user_friendly_names enabled in device mapper multipath, how it will assign names to devices? Will it sort by wwid number or sdN device names. So, as first device would named as mpath0, mpath1 and so on?

Environment

  • Red Hat Enterprise Linux (RHEL)
    • DM Multipath

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