== sanity test 60c: unlink file when mds full ============ 01:15:19 (1787548519)
create 5000 files
 - open/close 617 (time 1787548533.84 total 10.01 last 61.64)
 - open/close 1167 (time 1787548543.85 total 20.02 last 54.95)
 - open/close 1621 (time 1787548553.88 total 30.05 last 45.26)
 - open/close 2116 (time 1787548563.88 total 40.05 last 49.47)
 - open/close 2576 (time 1787548573.89 total 50.06 last 45.98)
 - open/close 3163 (time 1787548583.90 total 60.07 last 58.65)
 - open/close 3744 (time 1787548593.90 total 70.07 last 58.07)
 - open/close 4296 (time 1787548603.91 total 80.08 last 55.16)
 - open/close 4849 (time 1787548613.94 total 90.11 last 55.11)
total: 5000 open/close in 92.17 seconds: 54.25 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787548620 ; total 0 ; last 0)
total: 5000 unlinks in 65 seconds: 76.923080 unlinks/second
fail_loc=0