== sanity test 60c: unlink file when mds full ============ 12:51:53 (1763401913)
create 5000 files
 - open/close 381 (time 1763401929.05 total 10.02 last 38.03)
 - open/close 774 (time 1763401939.06 total 20.03 last 39.25)
 - open/close 1201 (time 1763401949.07 total 30.03 last 42.68)
 - open/close 1641 (time 1763401959.08 total 40.05 last 43.92)
 - open/close 2032 (time 1763401969.10 total 50.07 last 39.04)
 - open/close 2404 (time 1763401979.12 total 60.09 last 37.13)
 - open/close 2797 (time 1763401989.12 total 70.09 last 39.30)
 - open/close 3211 (time 1763401999.14 total 80.11 last 41.31)
 - open/close 3590 (time 1763402009.15 total 90.12 last 37.87)
 - open/close 3977 (time 1763402019.15 total 100.12 last 38.67)
 - open/close 4370 (time 1763402029.17 total 110.14 last 39.25)
 - open/close 4754 (time 1763402039.17 total 120.14 last 38.38)
total: 5000 open/close in 126.96 seconds: 39.38 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1763402050 ; total 0 ; last 0)
total: 5000 unlinks in 88 seconds: 56.818180 unlinks/second
fail_loc=0