== sanity test 60c: unlink file when mds full ============ 04:43:44 (1787906624)
create 5000 files
 - open/close 417 (time 1787906640.02 total 10.00 last 41.69)
 - open/close 937 (time 1787906650.05 total 20.03 last 51.88)
 - open/close 1340 (time 1787906660.05 total 30.03 last 40.27)
 - open/close 1826 (time 1787906670.06 total 40.04 last 48.58)
 - open/close 2357 (time 1787906680.07 total 50.05 last 53.03)
 - open/close 2843 (time 1787906690.07 total 60.05 last 48.59)
 - open/close 3272 (time 1787906700.09 total 70.07 last 42.82)
 - open/close 3756 (time 1787906710.11 total 80.10 last 48.29)
 - open/close 4170 (time 1787906720.13 total 90.11 last 41.34)
 - open/close 4599 (time 1787906730.13 total 100.11 last 42.88)
total: 5000 open/close in 108.01 seconds: 46.29 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787906743 ; total 0 ; last 0)
total: 5000 unlinks in 75 seconds: 66.666664 unlinks/second
fail_loc=0