== sanity test 60c: unlink file when mds full ============ 20:51:35 (1781225495)
create 5000 files
 - open/close 440 (time 1781225510.41 total 10.02 last 43.93)
 - open/close 862 (time 1781225520.44 total 20.04 last 42.11)
 - open/close 1258 (time 1781225530.44 total 30.04 last 39.58)
 - open/close 1669 (time 1781225540.46 total 40.07 last 41.00)
 - open/close 2095 (time 1781225550.47 total 50.07 last 42.57)
 - open/close 2536 (time 1781225560.48 total 60.08 last 44.06)
 - open/close 2924 (time 1781225570.49 total 70.09 last 38.75)
 - open/close 3382 (time 1781225580.51 total 80.11 last 45.71)
 - open/close 3773 (time 1781225590.51 total 90.12 last 39.09)
 - open/close 4162 (time 1781225600.54 total 100.14 last 38.81)
 - open/close 4565 (time 1781225610.59 total 110.19 last 40.09)
 - open/close 4935 (time 1781225620.60 total 120.20 last 36.97)
total: 5000 open/close in 121.55 seconds: 41.14 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1781225627 ; total 1 ; last 1)
total: 5000 unlinks in 83 seconds: 60.240963 unlinks/second
fail_loc=0