== sanity test 60c: unlink file when mds full ============ 08:45:44 (1747399544)
create 5000 files
 - open/close 1367 (time 1747399557.09 total 10.00 last 136.67)
 - open/close 2582 (time 1747399567.09 total 20.00 last 121.48)
 - open/close 3905 (time 1747399577.10 total 30.01 last 132.25)
total: 5000 open/close in 38.05 seconds: 131.42 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1747399586 ; total 0 ; last 0)
total: 5000 unlinks in 21 seconds: 238.095245 unlinks/second
fail_loc=0