== sanity test 60c: unlink file when mds full ============ 04:44:36 (1788684276)
create 5000 files
 - open/close 469 (time 1788684291.36 total 10.02 last 46.80)
 - open/close 958 (time 1788684301.37 total 20.02 last 48.88)
 - open/close 1416 (time 1788684311.37 total 30.03 last 45.77)
 - open/close 1929 (time 1788684321.37 total 40.03 last 51.29)
 - open/close 2374 (time 1788684331.38 total 50.04 last 44.46)
 - open/close 2714 (time 1788684341.39 total 60.04 last 33.98)
 - open/close 3112 (time 1788684351.41 total 70.07 last 39.72)
 - open/close 3547 (time 1788684361.42 total 80.08 last 43.45)
 - open/close 3979 (time 1788684371.43 total 90.09 last 43.16)
 - open/close 4415 (time 1788684381.43 total 100.09 last 43.59)
 - open/close 4825 (time 1788684391.43 total 110.09 last 40.99)
total: 5000 open/close in 114.53 seconds: 43.66 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1788684400 ; total 0 ; last 0)
total: 5000 unlinks in 79 seconds: 63.291138 unlinks/second
fail_loc=0