== sanity test 60c: unlink file when mds full ============ 00:45:46 (1790657146)
create 5000 files
 - open/close 452 (time 1790657161.40 total 10.01 last 45.15)
 - open/close 922 (time 1790657171.42 total 20.02 last 46.94)
 - open/close 1394 (time 1790657181.43 total 30.04 last 47.13)
 - open/close 1836 (time 1790657191.44 total 40.04 last 44.18)
 - open/close 2307 (time 1790657201.46 total 50.07 last 46.98)
 - open/close 2771 (time 1790657211.48 total 60.08 last 46.33)
 - open/close 3220 (time 1790657221.48 total 70.09 last 44.87)
 - open/close 3651 (time 1790657231.51 total 80.11 last 43.00)
 - open/close 4147 (time 1790657241.54 total 90.15 last 49.42)
 - open/close 4533 (time 1790657251.58 total 100.19 last 38.47)
 - open/close 4924 (time 1790657261.59 total 110.19 last 39.06)
total: 5000 open/close in 111.68 seconds: 44.77 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1790657268 ; total 0 ; last 0)
total: 5000 unlinks in 81 seconds: 61.728394 unlinks/second
fail_loc=0