== sanity test 60c: unlink file when mds full ============ 01:11:02 (1783141862)
create 5000 files
 - open/close 391 (time 1783141878.02 total 10.02 last 39.03)
 - open/close 789 (time 1783141888.03 total 20.03 last 39.76)
 - open/close 1229 (time 1783141898.03 total 30.03 last 43.98)
 - open/close 1624 (time 1783141908.05 total 40.05 last 39.41)
 - open/close 2077 (time 1783141918.07 total 50.08 last 45.20)
 - open/close 2520 (time 1783141928.10 total 60.10 last 44.17)
 - open/close 2925 (time 1783141938.13 total 70.14 last 40.38)
 - open/close 3370 (time 1783141948.15 total 80.15 last 44.43)
 - open/close 3781 (time 1783141958.18 total 90.19 last 40.95)
 - open/close 4150 (time 1783141968.19 total 100.19 last 36.87)
 - open/close 4530 (time 1783141978.20 total 110.20 last 37.96)
 - open/close 4947 (time 1783141988.21 total 120.21 last 41.66)
total: 5000 open/close in 121.51 seconds: 41.15 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1783141994 ; total 0 ; last 0)
total: 5000 unlinks in 87 seconds: 57.471264 unlinks/second
fail_loc=0