== sanity test 60c: unlink file when mds full ============ 18:05:00 (1763334300)
create 5000 files
 - open/close 741 (time 1763334312.53 total 10.01 last 74.05)
 - open/close 1239 (time 1763334322.55 total 20.02 last 49.73)
 - open/close 1734 (time 1763334332.55 total 30.02 last 49.49)
 - open/close 2213 (time 1763334342.58 total 40.05 last 47.78)
 - open/close 2662 (time 1763334352.59 total 50.06 last 44.85)
 - open/close 3145 (time 1763334362.60 total 60.07 last 48.25)
 - open/close 3583 (time 1763334372.62 total 70.09 last 43.72)
 - open/close 4031 (time 1763334382.62 total 80.09 last 44.79)
 - open/close 4466 (time 1763334392.62 total 90.09 last 43.48)
 - open/close 4912 (time 1763334402.63 total 100.11 last 44.55)
total: 5000 open/close in 102.33 seconds: 48.86 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1763334408 ; total 0 ; last 0)
total: 5000 unlinks in 76 seconds: 65.789474 unlinks/second
fail_loc=0