== sanity test 60c: unlink file when mds full ============ 07:11:17 (1775041877)
create 5000 files
 - open/close 607 (time 1775041890.84 total 10.01 last 60.67)
 - open/close 1230 (time 1775041900.84 total 20.01 last 62.29)
 - open/close 1810 (time 1775041910.86 total 30.02 last 57.90)
 - open/close 2443 (time 1775041920.87 total 40.03 last 63.24)
 - open/close 3033 (time 1775041930.88 total 50.05 last 58.91)
 - open/close 3537 (time 1775041940.90 total 60.07 last 50.30)
 - open/close 4082 (time 1775041950.90 total 70.07 last 54.50)
 - open/close 4676 (time 1775041960.93 total 80.09 last 59.26)
total: 5000 open/close in 85.91 seconds: 58.20 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1775041970 ; total 0 ; last 0)
total: 5000 unlinks in 65 seconds: 76.923080 unlinks/second
fail_loc=0