== sanity test 60c: unlink file when mds full ============ 20:39:58 (1763343598)
create 5000 files
 - open/close 569 (time 1763343611.00 total 10.02 last 56.76)
 - open/close 1143 (time 1763343621.01 total 20.03 last 57.37)
 - open/close 1660 (time 1763343631.02 total 30.04 last 51.64)
 - open/close 2307 (time 1763343641.04 total 40.06 last 64.59)
 - open/close 2866 (time 1763343651.04 total 50.07 last 55.85)
 - open/close 3363 (time 1763343661.05 total 60.07 last 49.69)
 - open/close 3883 (time 1763343671.05 total 70.08 last 51.96)
 - open/close 4310 (time 1763343681.07 total 80.09 last 42.64)
 - open/close 4826 (time 1763343691.08 total 90.11 last 51.52)
total: 5000 open/close in 93.70 seconds: 53.36 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1763343698 ; total 0 ; last 0)
total: 5000 unlinks in 63 seconds: 79.365082 unlinks/second
fail_loc=0