== sanity test 60c: unlink file when mds full ============ 20:13:56 (1775866436)
create 5000 files
 - open/close 624 (time 1775866449.59 total 10.01 last 62.34)
 - open/close 1262 (time 1775866459.60 total 20.03 last 63.68)
 - open/close 1886 (time 1775866469.62 total 30.04 last 62.33)
 - open/close 2475 (time 1775866479.63 total 40.05 last 58.82)
 - open/close 3062 (time 1775866489.64 total 50.07 last 58.62)
 - open/close 3605 (time 1775866499.66 total 60.08 last 54.22)
 - open/close 4089 (time 1775866509.66 total 70.09 last 48.38)
 - open/close 4622 (time 1775866519.68 total 80.11 last 53.19)
total: 5000 open/close in 86.95 seconds: 57.50 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1775866529 ; total 0 ; last 0)
total: 5000 unlinks in 63 seconds: 79.365082 unlinks/second
fail_loc=0