== sanity test 60c: unlink file when mds full ============ 08:33:16 (1787142796)
create 5000 files
 - open/close 466 (time 1787142810.80 total 10.01 last 46.53)
 - open/close 922 (time 1787142820.82 total 20.04 last 45.49)
 - open/close 1390 (time 1787142830.84 total 30.06 last 46.68)
 - open/close 1879 (time 1787142840.85 total 40.07 last 48.87)
 - open/close 2341 (time 1787142850.86 total 50.08 last 46.14)
 - open/close 2822 (time 1787142860.89 total 60.10 last 48.00)
 - open/close 3273 (time 1787142870.89 total 70.11 last 45.08)
 - open/close 3726 (time 1787142880.90 total 80.12 last 45.24)
 - open/close 4170 (time 1787142890.91 total 90.13 last 44.36)
 - open/close 4572 (time 1787142900.93 total 100.14 last 40.15)
 - open/close 4982 (time 1787142910.95 total 110.17 last 40.89)
total: 5000 open/close in 110.56 seconds: 45.22 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787142915 ; total 0 ; last 0)
total: 5000 unlinks in 80 seconds: 62.500000 unlinks/second
fail_loc=0