== sanity test 60c: unlink file when mds full ============ 20:19:43 (1784938783)
create 5000 files
 - open/close 476 (time 1784938798.18 total 10.01 last 47.54)
 - open/close 899 (time 1784938808.20 total 20.04 last 42.20)
 - open/close 1339 (time 1784938818.21 total 30.04 last 43.97)
 - open/close 1731 (time 1784938828.21 total 40.05 last 39.19)
 - open/close 2295 (time 1784938838.22 total 50.05 last 56.38)
 - open/close 2732 (time 1784938848.25 total 60.08 last 43.55)
 - open/close 3128 (time 1784938858.26 total 70.09 last 39.56)
 - open/close 3620 (time 1784938868.27 total 80.11 last 49.12)
 - open/close 4051 (time 1784938878.28 total 90.11 last 43.07)
 - open/close 4499 (time 1784938888.29 total 100.12 last 44.76)
 - open/close 4948 (time 1784938898.29 total 110.13 last 44.88)
total: 5000 open/close in 111.09 seconds: 45.01 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1784938904 ; total 1 ; last 1)
total: 5000 unlinks in 85 seconds: 58.823528 unlinks/second
fail_loc=0