[LU-14547] santyn/109 fails on a local setup

• Type: Bug
• Resolution: Fixed
• Priority: Minor
• Fix Version/s: Lustre 2.15.0
• Affects Version/s: Upstream
• Severity: 3
• Assignee: Etienne Aujames
• Reporter: Alex Zhuravlev

Description

== sanityn test 109: Race with several mount instances on 1 node ===================================== 09:08:40 (1616472520)
192.168.122.38@tcp:/lustre /mnt/lustre lustre rw,flock,user_xattr,lazystatfs,noencrypt 0 0
Stopping client tmp.ezAnrHSAb2 /mnt/lustre (opts:)
192.168.122.38@tcp:/lustre /mnt/lustre2 lustre rw,flock,user_xattr,lazystatfs,noencrypt 0 0
Stopping client tmp.ezAnrHSAb2 /mnt/lustre2 (opts:)
Starting race between client mount instances (50 iterations):
Iteration 1
Starting client: tmp.ezAnrHSAb2:  -o user_xattr,flock tmp.ezAnrHSAb2@tcp:/lustre /mnt/lustre
Starting client: tmp.ezAnrHSAb2:  -o user_xattr,flock tmp.ezAnrHSAb2@tcp:/lustre /mnt/lustre2
192.168.122.38@tcp:/lustre /mnt/lustre lustre rw,flock,user_xattr,lazystatfs,noencrypt 0 0
192.168.122.38@tcp:/lustre /mnt/lustre2 lustre rw,flock,user_xattr,lazystatfs,noencrypt 0 0
Stopping client tmp.ezAnrHSAb2 /mnt/lustre (opts:)
Stopping client tmp.ezAnrHSAb2 /mnt/lustre2 (opts:)
rmmod: ERROR: Module mdd is in use
 sanityn test_109: @@@@@@ FAIL: Fail to remove lustre modules 
  Trace dump:
  = ./../tests/test-framework.sh:6276:error()
  = sanityn.sh:5596:test_109()
  = ./../tests/test-framework.sh:6579:run_one()
  = ./../tests/test-framework.sh:6626:run_one_logged()
  = ./../tests/test-framework.sh:6468:run_test()
  = sanityn.sh:5605:main()

Issue Links

• is related to: LU-14110 Race during several client mount instances (--> rmmod lustre hang)