== sanity test 60c: unlink file when mds full ============ 02:54:05 (1787381645)
create 5000 files
 - open/close 416 (time 1787381659.51 total 10.01 last 41.54)
 - open/close 903 (time 1787381669.52 total 20.03 last 48.61)
 - open/close 1396 (time 1787381679.55 total 30.06 last 49.17)
 - open/close 1915 (time 1787381689.55 total 40.06 last 51.90)
 - open/close 2456 (time 1787381699.56 total 50.06 last 54.07)
 - open/close 2996 (time 1787381709.57 total 60.08 last 53.92)
 - open/close 3538 (time 1787381719.58 total 70.08 last 54.17)
 - open/close 4019 (time 1787381729.58 total 80.09 last 48.07)
 - open/close 4343 (time 1787381739.60 total 90.11 last 32.33)
 - open/close 4846 (time 1787381749.64 total 100.14 last 50.14)
total: 5000 open/close in 103.83 seconds: 48.15 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787381759 ; total 0 ; last 0)
total: 5000 unlinks in 82 seconds: 60.975609 unlinks/second
fail_loc=0