== sanity test 60c: unlink file when mds full ============ 21:10:10 (1787793010)
create 5000 files
 - open/close 409 (time 1787793024.82 total 10.02 last 40.84)
 - open/close 831 (time 1787793034.84 total 20.03 last 42.12)
 - open/close 1273 (time 1787793044.85 total 30.05 last 44.13)
 - open/close 1678 (time 1787793054.86 total 40.06 last 40.45)
 - open/close 2079 (time 1787793064.89 total 50.08 last 40.01)
 - open/close 2512 (time 1787793074.89 total 60.09 last 43.28)
 - open/close 2919 (time 1787793084.90 total 70.10 last 40.67)
 - open/close 3335 (time 1787793094.93 total 80.12 last 41.49)
 - open/close 3791 (time 1787793104.94 total 90.13 last 45.57)
 - open/close 4203 (time 1787793114.94 total 100.14 last 41.18)
 - open/close 4605 (time 1787793124.96 total 110.16 last 40.12)
 - open/close 4994 (time 1787793134.98 total 120.17 last 38.84)
total: 5000 open/close in 120.33 seconds: 41.55 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787793140 ; total 0 ; last 0)
total: 5000 unlinks in 91 seconds: 54.945053 unlinks/second
fail_loc=0