== sanity test 60c: unlink file when mds full ============ 09:03:36 (1790946216)
create 5000 files
 - open/close 568 (time 1790946229.80 total 10.00 last 56.80)
 - open/close 1063 (time 1790946239.81 total 20.01 last 49.43)
 - open/close 1612 (time 1790946249.82 total 30.03 last 54.84)
 - open/close 2134 (time 1790946259.83 total 40.03 last 52.17)
 - open/close 2694 (time 1790946269.84 total 50.04 last 55.96)
 - open/close 3232 (time 1790946279.84 total 60.04 last 53.79)
 - open/close 3770 (time 1790946289.86 total 70.06 last 53.70)
 - open/close 4347 (time 1790946299.86 total 80.07 last 57.68)
 - open/close 4915 (time 1790946309.87 total 90.07 last 56.79)
total: 5000 open/close in 91.80 seconds: 54.47 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1790946315 ; total 0 ; last 0)
total: 5000 unlinks in 73 seconds: 68.493149 unlinks/second
fail_loc=0