== sanity test 60c: unlink file when mds full ============ 17:03:41 (1787432621)
create 5000 files
 - open/close 435 (time 1787432637.29 total 10.01 last 43.45)
 - open/close 907 (time 1787432647.30 total 20.02 last 47.15)
 - open/close 1313 (time 1787432657.31 total 30.03 last 40.55)
 - open/close 1818 (time 1787432667.33 total 40.06 last 50.37)
 - open/close 2299 (time 1787432677.35 total 50.07 last 48.03)
 - open/close 2738 (time 1787432687.35 total 60.08 last 43.88)
 - open/close 3130 (time 1787432697.36 total 70.09 last 39.16)
 - open/close 3567 (time 1787432707.38 total 80.11 last 43.61)
 - open/close 3988 (time 1787432717.40 total 90.12 last 42.04)
 - open/close 4446 (time 1787432727.41 total 100.13 last 45.77)
 - open/close 4928 (time 1787432737.42 total 110.15 last 48.11)
total: 5000 open/close in 111.71 seconds: 44.76 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787432743 ; total 0 ; last 0)
total: 5000 unlinks in 77 seconds: 64.935066 unlinks/second
fail_loc=0