== sanity test 60c: unlink file when mds full ============ 08:46:00 (1747399560)
create 5000 files
 - open/close 1307 (time 1747399573.09 total 10.00 last 130.64)
 - open/close 2540 (time 1747399583.09 total 20.01 last 123.28)
 - open/close 3781 (time 1747399593.10 total 30.01 last 124.06)
total: 5000 open/close in 38.86 seconds: 128.66 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1747399604 ; total 0 ; last 0)
total: 5000 unlinks in 21 seconds: 238.095245 unlinks/second
fail_loc=0