== sanity test 60c: unlink file when mds full ============ 06:41:12 (1787136072)
create 5000 files
 - open/close 497 (time 1787136086.63 total 10.00 last 49.68)
 - open/close 991 (time 1787136096.63 total 20.01 last 49.39)
 - open/close 1507 (time 1787136106.64 total 30.02 last 51.52)
 - open/close 2012 (time 1787136116.66 total 40.04 last 50.42)
 - open/close 2521 (time 1787136126.67 total 50.05 last 50.86)
 - open/close 3004 (time 1787136136.68 total 60.05 last 48.26)
 - open/close 3486 (time 1787136146.68 total 70.06 last 48.17)
 - open/close 3960 (time 1787136156.69 total 80.07 last 47.34)
 - open/close 4417 (time 1787136166.69 total 90.07 last 45.69)
 - open/close 4844 (time 1787136176.70 total 100.07 last 42.69)
total: 5000 open/close in 103.54 seconds: 48.29 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787136184 ; total 0 ; last 0)
total: 5000 unlinks in 81 seconds: 61.728394 unlinks/second
fail_loc=0