== sanity test 60c: unlink file when mds full ============ 20:05:53 (1777421153)
create 5000 files
 - open/close 783 (time 1777421165.80 total 10.01 last 78.25)
 - open/close 1575 (time 1777421175.80 total 20.01 last 79.19)
 - open/close 2289 (time 1777421185.81 total 30.02 last 71.32)
 - open/close 3029 (time 1777421195.82 total 40.03 last 73.93)
 - open/close 3766 (time 1777421205.83 total 50.04 last 73.64)
 - open/close 4542 (time 1777421215.84 total 60.05 last 77.52)
total: 5000 open/close in 66.16 seconds: 75.58 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1777421224 ; total 0 ; last 0)
total: 5000 unlinks in 35 seconds: 142.857147 unlinks/second
fail_loc=0