== sanity test 60c: unlink file when mds full ============ 05:19:45 (1715332785)
create 5000 files
 - open/close 1061 (time 1715332797.10 total 10.01 last 106.03)
 - open/close 2259 (time 1715332807.10 total 20.01 last 119.76)
 - open/close 3136 (time 1715332817.11 total 30.02 last 87.62)
 - open/close 4050 (time 1715332827.12 total 40.03 last 91.34)
total: 5000 open/close in 49.22 seconds: 101.59 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1715332837 ; total 0 ; last 0)
total: 5000 unlinks in 31 seconds: 161.290329 unlinks/second
fail_loc=0