== sanity test 60c: unlink file when mds full ============ 14:47:38 (1761245258)
create 5000 files
 - open/close 512 (time 1761245272.27 total 10.00 last 51.20)
 - open/close 1035 (time 1761245282.28 total 20.02 last 52.22)
 - open/close 1551 (time 1761245292.29 total 30.03 last 51.54)
 - open/close 2021 (time 1761245302.30 total 40.03 last 46.99)
 - open/close 2510 (time 1761245312.30 total 50.03 last 48.89)
 - open/close 2961 (time 1761245322.31 total 60.04 last 45.06)
 - open/close 3428 (time 1761245332.31 total 70.04 last 46.68)
 - open/close 3909 (time 1761245342.31 total 80.05 last 48.09)
 - open/close 4378 (time 1761245352.31 total 90.05 last 46.90)
 - open/close 4834 (time 1761245362.33 total 100.06 last 45.53)
total: 5000 open/close in 103.90 seconds: 48.12 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1761245370 ; total 0 ; last 0)
total: 5000 unlinks in 74 seconds: 67.567566 unlinks/second
fail_loc=0