[LU-13231] sanity test_901: FAIL: mgs lock leak (34 != 37)

• Type: Bug
• Resolution: Unresolved
• Priority: Minor
• Affects Version/s: Lustre 2.14.0
• Severity: 3
• Assignee: Core Lustre Triage
• Reporter: Maloo

Description

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

This issue relates to the following test suite run: https://testing.whamcloud.com/test_sets/86cd8382-4a79-11ea-b58e-52540065bddc

test_901 failed with the following error:

== sanity test 901: don't leak a mgc lock on client umount =========================================== 05:31:29 (1581168689)
CMD: trevis-17vm12 /usr/sbin/lctl get_param -n ldlm.namespaces.MGS*.lock_count
10.9.4.209@tcp:/lustre /mnt/lustre lustre rw,flock,user_xattr,lazystatfs 0 0
CMD: trevis-16vm11 grep -c /mnt/lustre' ' /proc/mounts
Stopping client trevis-16vm11 /mnt/lustre (opts:)
CMD: trevis-16vm11 lsof -t /mnt/lustre
CMD: trevis-16vm11 umount  /mnt/lustre 2>&1
Starting client: trevis-16vm11:  -o user_xattr,flock trevis-17vm12@tcp:/lustre /mnt/lustre
CMD: trevis-16vm11 mkdir -p /mnt/lustre
CMD: trevis-16vm11 mount -t lustre -o user_xattr,flock trevis-17vm12@tcp:/lustre /mnt/lustre
CMD: trevis-17vm12 /usr/sbin/lctl get_param -n ldlm.namespaces.MGS*.lock_count
 sanity test_901: @@@@@@ FAIL: mgs lock leak (34 != 37) 

<<Please provide additional information about the failure here>>

VVVVVVV DO NOT REMOVE LINES BELOW, Added by Maloo for auto-association VVVVVVV
sanity test_901 - mgs lock leak (34 != 37)

Issue Links

• is related to: LU-15403 improve a sanity 901 a bit.