== sanity test 60c: unlink file when mds full ============ 11:33:14 (1788190394)
create 5000 files
 - open/close 419 (time 1788190409.29 total 10.02 last 41.81)
 - open/close 833 (time 1788190419.30 total 20.03 last 41.38)
 - open/close 1197 (time 1788190429.32 total 30.05 last 36.33)
 - open/close 1572 (time 1788190439.33 total 40.06 last 37.45)
 - open/close 1986 (time 1788190449.36 total 50.09 last 41.29)
 - open/close 2466 (time 1788190459.39 total 60.12 last 47.86)
 - open/close 2865 (time 1788190469.40 total 70.13 last 39.86)
 - open/close 3203 (time 1788190479.43 total 80.16 last 33.70)
 - open/close 3630 (time 1788190489.44 total 90.17 last 42.66)
 - open/close 3985 (time 1788190499.45 total 100.18 last 35.44)
 - open/close 4407 (time 1788190509.47 total 110.20 last 42.14)
 - open/close 4821 (time 1788190519.48 total 120.21 last 41.36)
total: 5000 open/close in 125.29 seconds: 39.91 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1788190529 ; total 0 ; last 0)
total: 5000 unlinks in 86 seconds: 58.139534 unlinks/second
fail_loc=0