== sanity test 60c: unlink file when mds full ============ 21:40:53 (1772678453)
create 5000 files
 - open/close 739 (time 1772678466.69 total 10.00 last 73.90)
 - open/close 1331 (time 1772678476.69 total 20.01 last 59.17)
 - open/close 1940 (time 1772678486.70 total 30.02 last 60.83)
 - open/close 2606 (time 1772678496.71 total 40.02 last 66.55)
 - open/close 3254 (time 1772678506.72 total 50.03 last 64.76)
 - open/close 3970 (time 1772678516.72 total 60.03 last 71.58)
 - open/close 4619 (time 1772678526.73 total 70.04 last 64.83)
total: 5000 open/close in 75.67 seconds: 66.08 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1772678535 ; total 0 ; last 0)
total: 5000 unlinks in 53 seconds: 94.339622 unlinks/second
fail_loc=0