== sanity test 60c: unlink file when mds full ============ 16:43:15 (1787863395)
create 5000 files
 - open/close 470 (time 1787863410.64 total 10.01 last 46.97)
 - open/close 1010 (time 1787863420.67 total 20.03 last 53.86)
 - open/close 1504 (time 1787863430.68 total 30.04 last 49.35)
 - open/close 1991 (time 1787863440.68 total 40.04 last 48.69)
 - open/close 2499 (time 1787863450.68 total 50.05 last 50.78)
 - open/close 3037 (time 1787863460.69 total 60.06 last 53.75)
 - open/close 3584 (time 1787863470.70 total 70.06 last 54.65)
 - open/close 4098 (time 1787863480.71 total 80.07 last 51.37)
 - open/close 4643 (time 1787863490.72 total 90.09 last 54.42)
total: 5000 open/close in 97.36 seconds: 51.36 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787863502 ; total 0 ; last 0)
total: 5000 unlinks in 73 seconds: 68.493149 unlinks/second
fail_loc=0