== sanity test 60c: unlink file when mds full ============ 12:26:52 (1785947212)
create 5000 files
 - open/close 556 (time 1785947227.91 total 10.01 last 55.57)
 - open/close 1129 (time 1785947237.92 total 20.01 last 57.28)
 - open/close 1708 (time 1785947247.92 total 30.01 last 57.88)
 - open/close 2247 (time 1785947257.93 total 40.02 last 53.89)
 - open/close 2658 (time 1785947267.94 total 50.03 last 41.06)
 - open/close 3211 (time 1785947277.95 total 60.04 last 55.23)
 - open/close 3757 (time 1785947287.98 total 70.07 last 54.46)
 - open/close 4361 (time 1785947297.98 total 80.07 last 60.39)
 - open/close 4722 (time 1785947307.98 total 90.07 last 36.08)
total: 5000 open/close in 97.42 seconds: 51.33 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1785947321 ; total 1 ; last 1)
total: 5000 unlinks in 83 seconds: 60.240963 unlinks/second
fail_loc=0