== sanity test 60c: unlink file when mds full ============ 11:14:47 (1787843687)
create 5000 files
 - open/close 608 (time 1787843702.00 total 10.01 last 60.77)
 - open/close 1223 (time 1787843712.02 total 20.02 last 61.38)
 - open/close 1729 (time 1787843722.02 total 30.03 last 50.58)
 - open/close 2265 (time 1787843732.03 total 40.04 last 53.56)
 - open/close 2885 (time 1787843742.04 total 50.04 last 61.95)
 - open/close 3489 (time 1787843752.04 total 60.05 last 60.35)
 - open/close 3979 (time 1787843762.06 total 70.06 last 48.94)
 - open/close 4509 (time 1787843772.06 total 80.07 last 52.98)
total: 5000 open/close in 89.42 seconds: 55.92 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787843785 ; total 0 ; last 0)
total: 5000 unlinks in 69 seconds: 72.463768 unlinks/second
fail_loc=0