== sanity test 60c: unlink file when mds full ============ 06:26:45 (1788863205)
create 5000 files
 - open/close 605 (time 1788863219.52 total 10.00 last 60.49)
 - open/close 1056 (time 1788863229.53 total 20.01 last 45.08)
 - open/close 1661 (time 1788863239.53 total 30.01 last 60.49)
 - open/close 2240 (time 1788863249.53 total 40.01 last 57.87)
 - open/close 2879 (time 1788863259.56 total 50.04 last 63.74)
 - open/close 3475 (time 1788863269.58 total 60.05 last 59.51)
 - open/close 4059 (time 1788863279.58 total 70.06 last 58.35)
 - open/close 4628 (time 1788863289.60 total 80.08 last 56.82)
total: 5000 open/close in 87.48 seconds: 57.15 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1788863302 ; total 0 ; last 0)
total: 5000 unlinks in 61 seconds: 81.967216 unlinks/second
fail_loc=0