== sanity test 60c: unlink file when mds full ============ 10:25:11 (1729088711)
create 5000 files
 - open/close 1547 (time 1729088723.20 total 10.00 last 154.70)
 - open/close 2980 (time 1729088733.21 total 20.00 last 143.28)
 - open/close 4761 (time 1729088743.21 total 30.00 last 178.10)
total: 5000 open/close in 31.26 seconds: 159.94 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1729088745 ; total 0 ; last 0)
total: 5000 unlinks in 19 seconds: 263.157898 unlinks/second
fail_loc=0