== sanity test 60c: unlink file when mds full ============ 23:54:31 (1786074871)
create 5000 files
 - open/close 497 (time 1786074887.35 total 10.00 last 49.69)
 - open/close 1111 (time 1786074897.37 total 20.02 last 61.30)
 - open/close 1667 (time 1786074907.38 total 30.03 last 55.52)
 - open/close 2257 (time 1786074917.39 total 40.04 last 58.94)
 - open/close 2771 (time 1786074927.42 total 50.07 last 51.27)
 - open/close 3270 (time 1786074937.44 total 60.09 last 49.77)
 - open/close 3783 (time 1786074947.45 total 70.10 last 51.28)
 - open/close 4291 (time 1786074957.47 total 80.12 last 50.68)
 - open/close 4747 (time 1786074967.48 total 90.13 last 45.55)
total: 5000 open/close in 94.51 seconds: 52.91 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1786074977 ; total 0 ; last 0)
total: 5000 unlinks in 66 seconds: 75.757576 unlinks/second
fail_loc=0