== sanity test 60c: unlink file when mds full ============ 11:27:28 (1789054048)
create 5000 files
 - open/close 588 (time 1789054062.60 total 10.01 last 58.76)
 - open/close 1185 (time 1789054072.60 total 20.01 last 59.67)
 - open/close 1776 (time 1789054082.61 total 30.02 last 59.07)
 - open/close 2283 (time 1789054092.61 total 40.02 last 50.69)
 - open/close 2754 (time 1789054102.62 total 50.03 last 47.05)
 - open/close 3303 (time 1789054112.62 total 60.04 last 54.87)
 - open/close 3813 (time 1789054122.64 total 70.05 last 50.92)
 - open/close 4318 (time 1789054132.65 total 80.06 last 50.44)
 - open/close 4828 (time 1789054142.67 total 90.08 last 50.91)
total: 5000 open/close in 93.85 seconds: 53.28 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1789054151 ; total 1 ; last 1)
total: 5000 unlinks in 64 seconds: 78.125000 unlinks/second
fail_loc=0