== sanity test 60c: unlink file when mds full ============ 10:34:27 (1786631667)
create 5000 files
 - open/close 606 (time 1786631681.42 total 10.02 last 60.50)
 - open/close 1250 (time 1786631691.43 total 20.03 last 64.30)
 - open/close 1826 (time 1786631701.44 total 30.04 last 57.54)
 - open/close 2403 (time 1786631711.45 total 40.05 last 57.66)
 - open/close 2920 (time 1786631721.45 total 50.05 last 51.69)
 - open/close 3394 (time 1786631731.46 total 60.06 last 47.34)
 - open/close 3842 (time 1786631741.47 total 70.07 last 44.75)
 - open/close 4449 (time 1786631751.49 total 80.09 last 60.61)
total: 5000 open/close in 89.36 seconds: 55.95 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1786631765 ; total 0 ; last 0)
total: 5000 unlinks in 63 seconds: 79.365082 unlinks/second
fail_loc=0