== sanity test 60c: unlink file when mds full ============ 08:39:08 (1774528748)
create 5000 files
 - open/close 582 (time 1774528762.86 total 10.00 last 58.18)
 - open/close 1208 (time 1774528772.87 total 20.01 last 62.56)
 - open/close 1996 (time 1774528782.88 total 30.02 last 78.74)
 - open/close 2685 (time 1774528792.88 total 40.02 last 68.87)
 - open/close 3355 (time 1774528802.89 total 50.03 last 66.96)
 - open/close 4132 (time 1774528812.90 total 60.04 last 77.58)
 - open/close 4957 (time 1774528822.92 total 70.06 last 82.41)
total: 5000 open/close in 70.50 seconds: 70.92 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1774528827 ; total 0 ; last 0)
total: 5000 unlinks in 39 seconds: 128.205124 unlinks/second
fail_loc=0