== sanity test 60c: unlink file when mds full ============ 03:41:52 (1786002112)
create 5000 files
 - open/close 504 (time 1786002128.07 total 10.03 last 50.27)
 - open/close 962 (time 1786002138.07 total 20.03 last 45.79)
 - open/close 1392 (time 1786002148.10 total 30.05 last 42.89)
 - open/close 1770 (time 1786002158.12 total 40.08 last 37.72)
 - open/close 2193 (time 1786002168.12 total 50.08 last 42.28)
 - open/close 2629 (time 1786002178.14 total 60.09 last 43.54)
 - open/close 2986 (time 1786002188.16 total 70.11 last 35.63)
 - open/close 3432 (time 1786002198.20 total 80.15 last 44.42)
 - open/close 3778 (time 1786002208.22 total 90.18 last 34.51)
 - open/close 4331 (time 1786002218.23 total 100.19 last 55.25)
 - open/close 4858 (time 1786002228.24 total 110.20 last 52.67)
total: 5000 open/close in 113.86 seconds: 43.91 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1786002237 ; total 0 ; last 0)
total: 5000 unlinks in 84 seconds: 59.523811 unlinks/second
fail_loc=0