== sanity test 60c: unlink file when mds full ============ 07:06:03 (1788865563)
create 5000 files
 - open/close 368 (time 1788865579.03 total 10.00 last 36.79)
 - open/close 832 (time 1788865589.03 total 20.00 last 46.39)
 - open/close 1290 (time 1788865599.04 total 30.02 last 45.73)
 - open/close 1685 (time 1788865609.06 total 40.04 last 39.42)
 - open/close 2219 (time 1788865619.09 total 50.07 last 53.25)
 - open/close 2656 (time 1788865629.15 total 60.13 last 43.44)
 - open/close 3084 (time 1788865639.16 total 70.13 last 42.77)
 - open/close 3640 (time 1788865649.17 total 80.14 last 55.55)
 - open/close 4124 (time 1788865659.18 total 90.16 last 48.33)
 - open/close 4533 (time 1788865669.21 total 100.18 last 40.79)
 - open/close 4991 (time 1788865679.25 total 110.22 last 45.62)
total: 5000 open/close in 110.63 seconds: 45.20 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1788865684 ; total 0 ; last 0)
total: 5000 unlinks in 75 seconds: 66.666664 unlinks/second
fail_loc=0