== sanity test 60c: unlink file when mds full ============ 04:36:27 (1787560587)
create 5000 files
 - open/close 530 (time 1787560600.92 total 10.01 last 52.94)
 - open/close 1016 (time 1787560610.92 total 20.01 last 48.59)
 - open/close 1514 (time 1787560620.93 total 30.02 last 49.78)
 - open/close 2037 (time 1787560630.94 total 40.04 last 52.22)
 - open/close 2588 (time 1787560640.96 total 50.05 last 55.03)
 - open/close 3083 (time 1787560651.00 total 60.09 last 49.30)
 - open/close 3659 (time 1787560661.00 total 70.09 last 57.58)
 - open/close 4240 (time 1787560671.01 total 80.10 last 58.02)
 - open/close 4732 (time 1787560681.03 total 90.12 last 49.10)
total: 5000 open/close in 95.16 seconds: 52.54 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787560690 ; total 0 ; last 0)
total: 5000 unlinks in 64 seconds: 78.125000 unlinks/second
fail_loc=0