== sanity test 60c: unlink file when mds full ============ 21:22:05 (1788916925)
create 5000 files
 - open/close 630 (time 1788916938.81 total 10.00 last 62.99)
 - open/close 1187 (time 1788916948.81 total 20.01 last 55.68)
 - open/close 1758 (time 1788916958.81 total 30.01 last 57.08)
 - open/close 2300 (time 1788916968.81 total 40.01 last 54.20)
 - open/close 2867 (time 1788916978.83 total 50.03 last 56.61)
 - open/close 3432 (time 1788916988.84 total 60.03 last 56.45)
 - open/close 3986 (time 1788916998.84 total 70.04 last 55.38)
 - open/close 4588 (time 1788917008.85 total 80.04 last 60.17)
total: 5000 open/close in 87.49 seconds: 57.15 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1788917019 ; total 0 ; last 0)
total: 5000 unlinks in 58 seconds: 86.206894 unlinks/second
fail_loc=0