== sanity test 60c: unlink file when mds full ============ 16:53:00 (1786827180)
create 5000 files
 - open/close 443 (time 1786827195.51 total 10.02 last 44.19)
 - open/close 829 (time 1786827205.53 total 20.04 last 38.53)
 - open/close 1173 (time 1786827215.55 total 30.06 last 34.33)
 - open/close 1604 (time 1786827225.56 total 40.07 last 43.07)
 - open/close 1993 (time 1786827235.60 total 50.11 last 38.74)
 - open/close 2458 (time 1786827245.60 total 60.11 last 46.49)
 - open/close 2881 (time 1786827255.63 total 70.14 last 42.18)
 - open/close 3333 (time 1786827265.64 total 80.15 last 45.16)
 - open/close 3776 (time 1786827275.65 total 90.16 last 44.25)
 - open/close 4195 (time 1786827285.67 total 100.18 last 41.82)
 - open/close 4585 (time 1786827295.67 total 110.18 last 38.99)
 - open/close 4959 (time 1786827305.69 total 120.20 last 37.34)
total: 5000 open/close in 121.26 seconds: 41.23 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1786827312 ; total 0 ; last 0)
total: 5000 unlinks in 84 seconds: 59.523811 unlinks/second
fail_loc=0