== sanity test 60c: unlink file when mds full ============ 17:37:44 (1787780264)
create 5000 files
 - open/close 454 (time 1787780279.13 total 10.01 last 45.36)
 - open/close 934 (time 1787780289.16 total 20.03 last 47.88)
 - open/close 1387 (time 1787780299.16 total 30.04 last 45.28)
 - open/close 1808 (time 1787780309.17 total 40.05 last 42.06)
 - open/close 2252 (time 1787780319.18 total 50.06 last 44.36)
 - open/close 2711 (time 1787780329.20 total 60.08 last 45.79)
 - open/close 3176 (time 1787780339.22 total 70.09 last 46.45)
 - open/close 3600 (time 1787780349.22 total 80.09 last 42.39)
 - open/close 4045 (time 1787780359.22 total 90.10 last 44.47)
 - open/close 4471 (time 1787780369.24 total 100.11 last 42.54)
 - open/close 4861 (time 1787780379.26 total 110.13 last 38.92)
total: 5000 open/close in 112.85 seconds: 44.31 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787780386 ; total 0 ; last 0)
total: 5000 unlinks in 76 seconds: 65.789474 unlinks/second
fail_loc=0