== sanity test 60c: unlink file when mds full ============ 16:52:49 (1779310369)
create 5000 files
 - open/close 692 (time 1779310381.61 total 10.01 last 69.14)
 - open/close 1301 (time 1779310391.62 total 20.02 last 60.85)
 - open/close 1859 (time 1779310401.63 total 30.03 last 55.75)
 - open/close 2414 (time 1779310411.65 total 40.04 last 55.41)
 - open/close 2945 (time 1779310421.65 total 50.04 last 53.09)
 - open/close 3501 (time 1779310431.66 total 60.06 last 55.53)
 - open/close 4126 (time 1779310441.67 total 70.07 last 62.44)
 - open/close 4688 (time 1779310451.68 total 80.07 last 56.17)
total: 5000 open/close in 85.07 seconds: 58.78 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1779310459 ; total 0 ; last 0)
total: 5000 unlinks in 58 seconds: 86.206894 unlinks/second
fail_loc=0