== sanity test 60c: unlink file when mds full ============ 22:55:29 (1735098929)
create 5000 files
 - open/close 1081 (time 1735098940.79 total 10.01 last 108.02)
 - open/close 2210 (time 1735098950.80 total 20.01 last 112.87)
 - open/close 3237 (time 1735098960.80 total 30.01 last 102.67)
 - open/close 4643 (time 1735098970.80 total 40.01 last 140.57)
total: 5000 open/close in 41.76 seconds: 119.73 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1735098973 ; total 0 ; last 0)
total: 5000 unlinks in 18 seconds: 277.777771 unlinks/second
fail_loc=0