== sanity test 60c: unlink file when mds full ============ 15:31:00 (1760124660)
create 5000 files
 - open/close 634 (time 1760124673.97 total 10.00 last 63.39)
 - open/close 1286 (time 1760124683.97 total 20.01 last 65.17)
 - open/close 1979 (time 1760124693.98 total 30.01 last 69.25)
 - open/close 2579 (time 1760124703.98 total 40.02 last 59.99)
 - open/close 3213 (time 1760124713.99 total 50.02 last 63.35)
 - open/close 3885 (time 1760124724.00 total 60.03 last 67.16)
 - open/close 4480 (time 1760124734.00 total 70.04 last 59.46)
total: 5000 open/close in 77.66 seconds: 64.39 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1760124744 ; total 0 ; last 0)
total: 5000 unlinks in 35 seconds: 142.857147 unlinks/second
fail_loc=0