[LU-15572] Interop sanity-flr failing with "cannot get UNLOCK lease"

• Type: Bug
• Resolution: Fixed
• Priority: Blocker
• Fix Version/s: Lustre 2.15.0
• Affects Version/s: Lustre 2.15.0, Lustre 2.15.1
• Severity: 3
• Assignee: Zhenyu Xu
• Reporter: Andreas Dilger

Description

Running sanity-flr in interop mode fails a number of subtests:
https://testing.whamcloud.com/test_sets/0a29fd64-d2e6-4cbf-b636-b1deae709128

lfs mirror: cannot get UNLOCK lease, ext 8: Device or resource busy (16)

Issue Links

• is related to: LU-15268 lfs mirror extend error propagation
• is related to: LU-15552 Interop: sanity-flr test 0d fails with 'exceeded maximum mirror count returns 16 not ERANGE(34)'