[LU-19129] Print messages for lctl commands that cannot be run outside of the MGS

• Type: Improvement
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.17.0
• Affects Version/s: Lustre 2.17.0
• Labels: patch
• Severity: 3
• Assignee: Sebastien Buisson
• Reporter: Sebastien Buisson

Description

In case an lctl command fails because it was launched on the wrong node, the error message should explicitly inform the user that the command must be executed on the MGS node.