== sanity test 60c: unlink file when mds full ============ 09:30:29 (1779975029)
create 5000 files
 - open/close 439 (time 1779975043.30 total 10.00 last 43.89)
 - open/close 868 (time 1779975053.31 total 20.00 last 42.88)
 - open/close 1306 (time 1779975063.31 total 30.01 last 43.79)
 - open/close 1694 (time 1779975073.32 total 40.02 last 38.75)
 - open/close 2101 (time 1779975083.34 total 50.04 last 40.60)
 - open/close 2532 (time 1779975093.36 total 60.06 last 43.02)
 - open/close 2958 (time 1779975103.37 total 70.07 last 42.58)
 - open/close 3364 (time 1779975113.39 total 80.09 last 40.49)
 - open/close 3774 (time 1779975123.40 total 90.10 last 40.97)
 - open/close 4175 (time 1779975133.42 total 100.12 last 40.02)
 - open/close 4585 (time 1779975143.44 total 110.13 last 40.94)
 - open/close 4948 (time 1779975153.45 total 120.15 last 36.24)
total: 5000 open/close in 121.43 seconds: 41.18 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1779975160 ; total 0 ; last 0)
total: 5000 unlinks in 97 seconds: 51.546391 unlinks/second
fail_loc=0