== sanity test 60c: unlink file when mds full ============ 02:25:33 (1785219933)
create 5000 files
 - open/close 578 (time 1785219947.92 total 10.01 last 57.73)
 - open/close 1225 (time 1785219957.93 total 20.02 last 64.65)
 - open/close 1855 (time 1785219967.94 total 30.03 last 62.94)
 - open/close 2481 (time 1785219977.95 total 40.04 last 62.51)
 - open/close 3046 (time 1785219987.97 total 50.06 last 56.43)
 - open/close 3616 (time 1785219997.97 total 60.07 last 56.94)
 - open/close 4178 (time 1785220007.99 total 70.08 last 56.10)
 - open/close 4798 (time 1785220018.00 total 80.10 last 61.92)
total: 5000 open/close in 83.92 seconds: 59.58 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1785220026 ; total 0 ; last 0)
total: 5000 unlinks in 62 seconds: 80.645164 unlinks/second
fail_loc=0