== sanity test 60c: unlink file when mds full ============ 18:50:54 (1787784654)
create 5000 files
 - open/close 416 (time 1787784669.87 total 10.00 last 41.60)
 - open/close 802 (time 1787784679.88 total 20.01 last 38.56)
 - open/close 1263 (time 1787784689.88 total 30.01 last 46.09)
 - open/close 1726 (time 1787784699.90 total 40.03 last 46.22)
 - open/close 2161 (time 1787784709.92 total 50.04 last 43.44)
 - open/close 2567 (time 1787784719.92 total 60.05 last 40.58)
 - open/close 2915 (time 1787784729.94 total 70.07 last 34.74)
 - open/close 3201 (time 1787784739.96 total 80.09 last 28.55)
 - open/close 3585 (time 1787784749.98 total 90.11 last 38.30)
 - open/close 3979 (time 1787784760.05 total 100.18 last 39.13)
 - open/close 4434 (time 1787784770.06 total 110.19 last 45.46)
 - open/close 4907 (time 1787784780.08 total 120.20 last 47.24)
total: 5000 open/close in 122.69 seconds: 40.75 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787784787 ; total 0 ; last 0)
total: 5000 unlinks in 84 seconds: 59.523811 unlinks/second
fail_loc=0