== sanity test 60c: unlink file when mds full ============ 21:02:46 (1787706166)
create 5000 files
 - open/close 483 (time 1787706180.92 total 10.00 last 48.29)
 - open/close 901 (time 1787706190.93 total 20.02 last 41.74)
 - open/close 1335 (time 1787706200.94 total 30.02 last 43.37)
 - open/close 1800 (time 1787706210.94 total 40.02 last 46.50)
 - open/close 2269 (time 1787706220.96 total 50.05 last 46.80)
 - open/close 2730 (time 1787706230.98 total 60.07 last 46.00)
 - open/close 3172 (time 1787706241.00 total 70.08 last 44.13)
 - open/close 3646 (time 1787706251.01 total 80.09 last 47.35)
 - open/close 4142 (time 1787706261.02 total 90.10 last 49.55)
 - open/close 4607 (time 1787706271.04 total 100.12 last 46.42)
total: 5000 open/close in 108.79 seconds: 45.96 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787706284 ; total 0 ; last 0)
total: 5000 unlinks in 72 seconds: 69.444443 unlinks/second
fail_loc=0