== sanity test 60c: unlink file when mds full ============ 20:00:48 (1763341248)
create 5000 files
 - open/close 538 (time 1763341261.53 total 10.00 last 53.79)
 - open/close 1068 (time 1763341271.54 total 20.01 last 52.95)
 - open/close 1603 (time 1763341281.56 total 30.03 last 53.40)
 - open/close 2136 (time 1763341291.56 total 40.03 last 53.28)
 - open/close 2698 (time 1763341301.57 total 50.04 last 56.15)
 - open/close 3231 (time 1763341311.59 total 60.06 last 53.22)
 - open/close 3764 (time 1763341321.59 total 70.06 last 53.28)
 - open/close 4263 (time 1763341331.61 total 80.08 last 49.83)
 - open/close 4742 (time 1763341341.62 total 90.09 last 47.82)
total: 5000 open/close in 95.73 seconds: 52.23 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1763341350 ; total 0 ; last 0)
total: 5000 unlinks in 74 seconds: 67.567566 unlinks/second
fail_loc=0