== sanity test 60c: unlink file when mds full ============ 20:45:06 (1787791506)
create 5000 files
 - open/close 583 (time 1787791519.77 total 10.01 last 58.23)
 - open/close 1203 (time 1787791529.81 total 20.05 last 61.76)
 - open/close 1687 (time 1787791539.83 total 30.07 last 48.32)
 - open/close 2286 (time 1787791549.84 total 40.08 last 59.84)
 - open/close 2917 (time 1787791559.85 total 50.09 last 63.02)
 - open/close 3485 (time 1787791569.85 total 60.09 last 56.79)
 - open/close 4099 (time 1787791579.85 total 70.09 last 61.40)
 - open/close 4627 (time 1787791589.87 total 80.11 last 52.72)
total: 5000 open/close in 86.35 seconds: 57.90 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787791599 ; total 0 ; last 0)
total: 5000 unlinks in 62 seconds: 80.645164 unlinks/second
fail_loc=0