== sanity test 60c: unlink file when mds full ============ 17:10:13 (1785877813)
create 5000 files
 - open/close 211 (time 1785877829.33 total 10.43 last 20.24)
 - open/close 476 (time 1785877839.34 total 20.44 last 26.47)
 - open/close 789 (time 1785877849.35 total 30.44 last 31.29)
 - open/close 1242 (time 1785877859.35 total 40.45 last 45.28)
 - open/close 1522 (time 1785877869.39 total 50.48 last 27.89)
 - open/close 1775 (time 1785877879.39 total 60.49 last 25.29)
 - open/close 2219 (time 1785877889.40 total 70.50 last 44.36)
 - open/close 2494 (time 1785877899.42 total 80.52 last 27.44)
 - open/close 2770 (time 1785877909.42 total 90.52 last 27.60)
 - open/close 3155 (time 1785877919.44 total 100.54 last 38.43)
 - open/close 3706 (time 1785877929.45 total 110.54 last 55.06)
 - open/close 4077 (time 1785877939.45 total 120.55 last 37.09)
 - open/close 4468 (time 1785877949.45 total 130.55 last 39.10)
 - open/close 4822 (time 1785877959.45 total 140.55 last 35.39)
total: 5000 open/close in 144.98 seconds: 34.49 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1785877969 ; total 0 ; last 0)
total: 5000 unlinks in 75 seconds: 66.666664 unlinks/second
fail_loc=0