== sanity test 60c: unlink file when mds full ============ 05:37:31 (1768127851)
create 5000 files
 - open/close 1028 (time 1768127863.65 total 10.01 last 102.74)
 - open/close 2138 (time 1768127873.66 total 20.02 last 110.85)
 - open/close 3090 (time 1768127883.67 total 30.02 last 95.17)
 - open/close 4659 (time 1768127893.67 total 40.02 last 156.88)
total: 5000 open/close in 42.65 seconds: 117.24 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1768127897 ; total 0 ; last 0)
total: 5000 unlinks in 21 seconds: 238.095245 unlinks/second
fail_loc=0