== sanity test 60c: unlink file when mds full ============ 06:56:46 (1789297006)
create 5000 files
 - open/close 453 (time 1789297021.22 total 10.01 last 45.27)
 - open/close 961 (time 1789297031.22 total 20.01 last 50.79)
 - open/close 1482 (time 1789297041.22 total 30.01 last 52.09)
 - open/close 1940 (time 1789297051.23 total 40.02 last 45.77)
 - open/close 2482 (time 1789297061.25 total 50.04 last 54.08)
 - open/close 2959 (time 1789297071.26 total 60.04 last 47.69)
 - open/close 3462 (time 1789297081.28 total 70.06 last 50.20)
 - open/close 3915 (time 1789297091.30 total 80.08 last 45.21)
 - open/close 4365 (time 1789297101.30 total 90.09 last 44.97)
 - open/close 4850 (time 1789297111.31 total 100.10 last 48.45)
total: 5000 open/close in 103.25 seconds: 48.43 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1789297119 ; total 0 ; last 0)
total: 5000 unlinks in 72 seconds: 69.444443 unlinks/second
fail_loc=0