== sanity test 60c: unlink file when mds full ============ 06:09:50 (1789121390)
create 5000 files
 - open/close 505 (time 1789121404.66 total 10.01 last 50.46)
 - open/close 995 (time 1789121414.68 total 20.02 last 48.93)
 - open/close 1516 (time 1789121424.69 total 30.03 last 52.04)
 - open/close 2045 (time 1789121434.69 total 40.03 last 52.89)
 - open/close 2602 (time 1789121444.71 total 50.05 last 55.61)
 - open/close 3145 (time 1789121454.72 total 60.06 last 54.23)
 - open/close 3681 (time 1789121464.73 total 70.07 last 53.54)
 - open/close 4227 (time 1789121474.74 total 80.08 last 54.54)
 - open/close 4712 (time 1789121484.76 total 90.10 last 48.42)
total: 5000 open/close in 96.09 seconds: 52.04 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1789121495 ; total 0 ; last 0)
total: 5000 unlinks in 65 seconds: 76.923080 unlinks/second
fail_loc=0