== sanity test 60c: unlink file when mds full ============ 22:52:31 (1763351551)
create 5000 files
 - open/close 625 (time 1763351563.74 total 10.01 last 62.42)
 - open/close 1221 (time 1763351573.75 total 20.02 last 59.54)
 - open/close 1838 (time 1763351583.76 total 30.03 last 61.64)
 - open/close 2405 (time 1763351593.77 total 40.04 last 56.69)
 - open/close 2917 (time 1763351603.78 total 50.05 last 51.12)
 - open/close 3430 (time 1763351613.79 total 60.06 last 51.27)
 - open/close 4051 (time 1763351623.79 total 70.06 last 62.09)
 - open/close 4644 (time 1763351633.80 total 80.07 last 59.21)
total: 5000 open/close in 86.51 seconds: 57.80 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1763351645 ; total 0 ; last 0)
total: 5000 unlinks in 67 seconds: 74.626869 unlinks/second
fail_loc=0