[LU-11873] sanity test_801a: FAIL: (2) unexpected barrier status 'expired'

• Type: Bug
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.13.0, Lustre 2.12.3
• Affects Version/s: Lustre 2.13.0, Lustre 2.12.1
• Severity: 3
• Assignee: Patrick Farrell (Inactive)
• Reporter: Jian Yu

Description

sanity test 801a failed in review-ldiskfs test session on master branch as follows:

trevis-34vm4: Fail to freeze barrier for lustre: Timer expired
CMD: trevis-34vm4 /usr/sbin/lctl get_param -n version 2>/dev/null ||
				/usr/sbin/lctl lustre_build_version 2>/dev/null ||
				/usr/sbin/lctl --version 2>/dev/null | cut -d' ' -f2
CMD: trevis-34vm4 /usr/sbin/lctl barrier_stat -s lustre
 sanity test_801a: @@@@@@ FAIL: (2) unexpected barrier status 'expired' 

Maloo reports:
https://testing.whamcloud.com/test_sets/f49fde42-1b26-11e9-8388-52540065bddc
https://testing.whamcloud.com/test_sets/900f4ab4-1ac0-11e9-8388-52540065bddc