[LU-15232] sanity-lnet : @@@@@@ FAIL: Found 2 interfaces for NID

• Type: Bug
• Resolution: Done
• Priority: Critical
• Fix Version/s: Lustre 2.15.0
• Severity: 3
• Assignee: Serguei Smirnov
• Reporter: Sergey Cheremencev

Description

sanity-lnet session fails with a following error:

 sanity-lnet : @@@@@@ FAIL: Found 2 interfaces for NID 10.240.22.240@tcp. Expect 1 
  Trace dump:
  = /usr/lib64/lustre/tests/test-framework.sh:6332:error()
  = /usr/lib64/lustre/tests/sanity-lnet.sh:266:main() 

I faced it in a few different patches:
https://testing.whamcloud.com/test_sets/730b47fe-077e-4d12-ae23-7e779c9ef774
https://testing.whamcloud.com/test_sets/26a93006-3d7b-45df-b37f-84cbd895523b
https://testing.whamcloud.com/test_sets/872224ab-3a6f-4ded-9fa2-b8d274baf5d1