[LU-6307] Interop 2.6.0<->2.7 recovery-small test_105: MGS refused the connection from different version MDT

• Type: Bug
• Resolution: Fixed
• Priority: Blocker
• Fix Version/s: Lustre 2.7.0, Lustre 2.8.0
• Affects Version/s: Lustre 2.7.0
• Severity: 3
• Assignee: nasf (Inactive)
• Reporter: Maloo

Description

This issue was created by maloo for sarah <[e-mail]>

This issue relates to the following test suite run: https://testing.hpdd.intel.com/test_sets/e154ad20-bfc4-11e4-881f-5254006e85c2.

The sub-test test_105 failed with the following error:

mount failed

MDS

Lustre: DEBUG MARKER: == recovery-small test 105: IR: NON IR clients support == 20:22:45 (1425154965)
Lustre: DEBUG MARKER: /usr/sbin/lctl list_param mgs.*.ir_timeout
Lustre: DEBUG MARKER: lctl set_param -n mgs.MGS.live.lustre=state=full
Lustre: MGS (2.7.0.0) refused the connection from different version MDT (2.6.0.0) 10.1.4.150@tcp 17c0ca90-6e3b-8642-1b7b-a19358c36e81
Lustre: MGS (2.7.0.0) refused the connection from different version MDT (2.6.0.0) 10.1.4.150@tcp 17c0ca90-6e3b-8642-1b7b-a19358c36e81
Lustre: MGS (2.7.0.0) refused the connection from different version MDT (2.6.0.0) 10.1.4.150@tcp 17c0ca90-6e3b-8642-1b7b-a19358c36e81
Lustre: MGS (2.7.0.0) refused the connection from different version MDT (2.6.0.0) 10.1.4.150@tcp 17c0ca90-6e3b-8642-1b7b-a19358c36e81
Lustre: DEBUG MARKER: /usr/sbin/lctl mark  recovery-small test_105: @@@@@@ FAIL: mount failed 

Issue Links

• is related to: LU-6086 verify MDTs are running the same Lustre version

Comments

[Peter Jones]

Landed for 2.7 and 2.8

[Gerrit Updater]

Oleg Drokin ([e-mail]) merged in patch http://review.whamcloud.com/13927/
Subject: LU-6307 obdclass: distinguish MGC/MDT connection properly
Project: fs/lustre-release
Branch: master
Current Patch Set:
Commit: 1bdc4fd0594e8948623bde18e7b5d691104d8808

[Gerrit Updater]

Oleg Drokin ([e-mail]) merged in patch http://review.whamcloud.com/13928/
Subject: LU-6307 obdclass: distinguish MGC/MDT connection properly
Project: fs/lustre-release
Branch: b2_7
Current Patch Set:
Commit: 0964ac7523ce816413b309f5b65a988713f607d0

[nasf (Inactive)]

Thanks Sarah!

[Sarah Liu]

FanYong, just let you know the patch works