== sanity test 60c: unlink file when mds full ============ 17:08:53 (1773608933)
create 5000 files
 - open/close 390 (time 1773608948.85 total 10.00 last 38.98)
 - open/close 933 (time 1773608958.85 total 20.01 last 54.29)
 - open/close 1402 (time 1773608968.86 total 30.02 last 46.83)
 - open/close 1809 (time 1773608978.89 total 40.04 last 40.61)
 - open/close 2217 (time 1773608988.90 total 50.06 last 40.73)
 - open/close 2495 (time 1773608998.93 total 60.08 last 27.74)
 - open/close 2832 (time 1773609008.94 total 70.10 last 33.64)
 - open/close 3223 (time 1773609018.95 total 80.11 last 39.07)
 - open/close 3580 (time 1773609028.96 total 90.12 last 35.67)
 - open/close 4010 (time 1773609038.96 total 100.12 last 43.00)
 - open/close 4405 (time 1773609048.96 total 110.12 last 39.49)
 - open/close 4830 (time 1773609058.97 total 120.13 last 42.46)
total: 5000 open/close in 125.29 seconds: 39.91 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1773609069 ; total 0 ; last 0)
total: 5000 unlinks in 89 seconds: 56.179775 unlinks/second
fail_loc=0