== sanity test 60c: unlink file when mds full ============ 07:31:28 (1790940688)
create 5000 files
 - open/close 496 (time 1790940703.56 total 10.01 last 49.56)
 - open/close 973 (time 1790940713.59 total 20.03 last 47.60)
 - open/close 1523 (time 1790940723.60 total 30.04 last 54.94)
 - open/close 2023 (time 1790940733.60 total 40.04 last 49.99)
 - open/close 2543 (time 1790940743.62 total 50.06 last 51.89)
 - open/close 2985 (time 1790940753.62 total 60.07 last 44.19)
 - open/close 3466 (time 1790940763.63 total 70.07 last 48.08)
 - open/close 3972 (time 1790940773.64 total 80.08 last 50.54)
 - open/close 4454 (time 1790940783.65 total 90.09 last 48.14)
 - open/close 4969 (time 1790940793.67 total 100.11 last 51.40)
total: 5000 open/close in 100.78 seconds: 49.61 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1790940798 ; total 0 ; last 0)
total: 5000 unlinks in 69 seconds: 72.463768 unlinks/second
fail_loc=0