== sanity test 60c: unlink file when mds full ============ 08:38:55 (1790944735)
create 5000 files
 - open/close 540 (time 1790944749.52 total 10.01 last 53.93)
 - open/close 1085 (time 1790944759.52 total 20.02 last 54.45)
 - open/close 1645 (time 1790944769.54 total 30.03 last 55.93)
 - open/close 2136 (time 1790944779.55 total 40.04 last 49.05)
 - open/close 2711 (time 1790944789.55 total 50.04 last 57.50)
 - open/close 3267 (time 1790944799.55 total 60.05 last 55.58)
 - open/close 3816 (time 1790944809.56 total 70.06 last 54.86)
 - open/close 4352 (time 1790944819.57 total 80.06 last 53.55)
 - open/close 4890 (time 1790944829.57 total 90.07 last 53.76)
total: 5000 open/close in 91.92 seconds: 54.40 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1790944835 ; total 0 ; last 0)
total: 5000 unlinks in 64 seconds: 78.125000 unlinks/second
fail_loc=0