== sanity test 60c: unlink file when mds full ============ 12:10:20 (1744128620)
create 5000 files
 - open/close 2989 (time 1744128631.60 total 10.00 last 298.81)
 - open/close 4793 (time 1744128641.60 total 20.01 last 180.33)
total: 5000 open/close in 21.17 seconds: 236.19 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1744128644 ; total 0 ; last 0)
total: 5000 unlinks in 18 seconds: 277.777771 unlinks/second
fail_loc=0