== sanity test 60c: unlink file when mds full ============ 13:47:55 (1787852875)
create 5000 files
 - open/close 493 (time 1787852889.32 total 10.00 last 49.28)
 - open/close 979 (time 1787852899.34 total 20.03 last 48.47)
 - open/close 1486 (time 1787852909.34 total 30.03 last 50.70)
 - open/close 2003 (time 1787852919.35 total 40.04 last 51.68)
 - open/close 2503 (time 1787852929.35 total 50.04 last 49.99)
 - open/close 2997 (time 1787852939.35 total 60.04 last 49.39)
 - open/close 3463 (time 1787852949.36 total 70.05 last 46.56)
 - open/close 3944 (time 1787852959.36 total 80.05 last 48.09)
 - open/close 4426 (time 1787852969.38 total 90.06 last 48.13)
 - open/close 4942 (time 1787852979.38 total 100.07 last 51.55)
total: 5000 open/close in 101.30 seconds: 49.36 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787852984 ; total 0 ; last 0)
total: 5000 unlinks in 75 seconds: 66.666664 unlinks/second
fail_loc=0