== sanity test 60c: unlink file when mds full ============ 06:33:21 (1781606001)
create 5000 files
 - open/close 469 (time 1781606015.83 total 10.03 last 46.75)
 - open/close 914 (time 1781606025.87 total 20.08 last 44.29)
 - open/close 1403 (time 1781606035.92 total 30.13 last 48.69)
 - open/close 1913 (time 1781606045.93 total 40.14 last 50.93)
 - open/close 2366 (time 1781606055.93 total 50.14 last 45.29)
 - open/close 2816 (time 1781606065.96 total 60.17 last 44.89)
 - open/close 3299 (time 1781606075.96 total 70.17 last 48.29)
 - open/close 3793 (time 1781606085.98 total 80.18 last 49.32)
 - open/close 4256 (time 1781606095.99 total 90.19 last 46.26)
 - open/close 4626 (time 1781606106.00 total 100.21 last 36.94)
total: 5000 open/close in 108.78 seconds: 45.97 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1781606119 ; total 0 ; last 0)
total: 5000 unlinks in 80 seconds: 62.500000 unlinks/second
fail_loc=0