== sanity test 60c: unlink file when mds full ============ 10:51:52 (1754405512)
create 5000 files
 - open/close 1157 (time 1754405523.79 total 10.01 last 115.64)
 - open/close 2437 (time 1754405533.79 total 20.01 last 127.95)
 - open/close 3527 (time 1754405543.80 total 30.01 last 108.94)
 - open/close 4477 (time 1754405553.80 total 40.02 last 94.96)
total: 5000 open/close in 44.44 seconds: 112.51 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1754405560 ; total 1 ; last 1)
total: 5000 unlinks in 55 seconds: 90.909088 unlinks/second
fail_loc=0