== sanity test 60c: unlink file when mds full ============ 10:52:54 (1786027974)
create 5000 files
 - open/close 656 (time 1786027989.14 total 10.00 last 65.58)
 - open/close 1356 (time 1786027999.15 total 20.01 last 69.93)
 - open/close 2102 (time 1786028009.15 total 30.02 last 74.57)
 - open/close 2754 (time 1786028019.16 total 40.03 last 65.14)
 - open/close 3462 (time 1786028029.17 total 50.03 last 70.76)
 - open/close 4158 (time 1786028039.18 total 60.04 last 69.52)
 - open/close 4692 (time 1786028049.18 total 70.05 last 53.39)
total: 5000 open/close in 75.16 seconds: 66.52 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1786028058 ; total 0 ; last 0)
total: 5000 unlinks in 54 seconds: 92.592590 unlinks/second
fail_loc=0