== sanity test 60c: unlink file when mds full ============ 08:42:44 (1789130564)
create 5000 files
 - open/close 523 (time 1789130579.27 total 10.01 last 52.23)
 - open/close 911 (time 1789130589.28 total 20.02 last 38.75)
 - open/close 1414 (time 1789130599.28 total 30.03 last 50.29)
 - open/close 1951 (time 1789130609.30 total 40.04 last 53.61)
 - open/close 2442 (time 1789130619.31 total 50.06 last 49.03)
 - open/close 2950 (time 1789130629.32 total 60.07 last 50.75)
 - open/close 3471 (time 1789130639.33 total 70.08 last 52.05)
 - open/close 3969 (time 1789130649.33 total 80.08 last 49.80)
 - open/close 4469 (time 1789130659.34 total 90.08 last 49.96)
 - open/close 4954 (time 1789130669.34 total 100.09 last 48.48)
total: 5000 open/close in 100.85 seconds: 49.58 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1789130675 ; total 0 ; last 0)
total: 5000 unlinks in 63 seconds: 79.365082 unlinks/second
fail_loc=0