== sanity test 60c: unlink file when mds full ============ 18:25:24 (1763335524)
create 5000 files
 - open/close 643 (time 1763335537.06 total 10.01 last 64.25)
 - open/close 1234 (time 1763335547.06 total 20.01 last 59.07)
 - open/close 1775 (time 1763335557.07 total 30.02 last 54.06)
 - open/close 2372 (time 1763335567.09 total 40.04 last 59.60)
 - open/close 2958 (time 1763335577.10 total 50.05 last 58.52)
 - open/close 3486 (time 1763335587.11 total 60.06 last 52.77)
 - open/close 4060 (time 1763335597.11 total 70.06 last 57.39)
 - open/close 4617 (time 1763335607.11 total 80.06 last 55.66)
total: 5000 open/close in 87.46 seconds: 57.17 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1763335617 ; total 0 ; last 0)
total: 5000 unlinks in 64 seconds: 78.125000 unlinks/second
fail_loc=0