== sanity test 60c: unlink file when mds full ============ 14:03:06 (1787853786)
create 5000 files
 - open/close 488 (time 1787853802.11 total 10.01 last 48.78)
 - open/close 956 (time 1787853812.13 total 20.02 last 46.71)
 - open/close 1474 (time 1787853822.15 total 30.04 last 51.70)
 - open/close 1960 (time 1787853832.16 total 40.05 last 48.57)
 - open/close 2474 (time 1787853842.16 total 50.05 last 51.37)
 - open/close 2953 (time 1787853852.18 total 60.08 last 47.79)
 - open/close 3392 (time 1787853862.19 total 70.08 last 43.87)
 - open/close 3835 (time 1787853872.20 total 80.09 last 44.28)
 - open/close 4286 (time 1787853882.20 total 90.10 last 45.06)
 - open/close 4711 (time 1787853892.21 total 100.10 last 42.48)
total: 5000 open/close in 106.75 seconds: 46.84 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787853904 ; total 0 ; last 0)
total: 5000 unlinks in 79 seconds: 63.291138 unlinks/second
fail_loc=0