== sanity test 60c: unlink file when mds full ============ 20:53:43 (1787792023)
create 5000 files
 - open/close 705 (time 1787792036.71 total 10.01 last 70.40)
 - open/close 1326 (time 1787792046.71 total 20.01 last 62.09)
 - open/close 2008 (time 1787792056.72 total 30.02 last 68.13)
 - open/close 2641 (time 1787792066.73 total 40.04 last 63.23)
 - open/close 3249 (time 1787792076.74 total 50.05 last 60.74)
 - open/close 3832 (time 1787792086.75 total 60.06 last 58.21)
 - open/close 4416 (time 1787792096.76 total 70.06 last 58.38)
total: 5000 open/close in 76.73 seconds: 65.16 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787792106 ; total 0 ; last 0)
total: 5000 unlinks in 56 seconds: 89.285713 unlinks/second
fail_loc=0