== sanity test 60c: unlink file when mds full ============ 18:47:44 (1753742864)
create 5000 files
 - open/close 602 (time 1753742878.20 total 10.00 last 60.18)
 - open/close 1175 (time 1753742888.21 total 20.01 last 57.24)
 - open/close 1707 (time 1753742898.23 total 30.03 last 53.12)
 - open/close 2287 (time 1753742908.24 total 40.04 last 57.91)
 - open/close 2824 (time 1753742918.26 total 50.06 last 53.63)
 - open/close 3418 (time 1753742928.26 total 60.06 last 59.36)
 - open/close 4004 (time 1753742938.27 total 70.07 last 58.55)
 - open/close 4460 (time 1753742948.29 total 80.09 last 45.53)
 - open/close 4960 (time 1753742958.30 total 90.10 last 49.95)
total: 5000 open/close in 90.75 seconds: 55.10 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1753742962 ; total 0 ; last 0)
total: 5000 unlinks in 64 seconds: 78.125000 unlinks/second
fail_loc=0