== sanity test 60c: unlink file when mds full ============ 02:11:02 (1787379062)
create 5000 files
 - open/close 511 (time 1787379077.16 total 10.01 last 51.03)
 - open/close 991 (time 1787379087.17 total 20.02 last 47.96)
 - open/close 1447 (time 1787379097.18 total 30.03 last 45.54)
 - open/close 1897 (time 1787379107.19 total 40.04 last 44.97)
 - open/close 2353 (time 1787379117.19 total 50.05 last 45.57)
 - open/close 2808 (time 1787379127.20 total 60.05 last 45.49)
 - open/close 3273 (time 1787379137.20 total 70.05 last 46.47)
 - open/close 3762 (time 1787379147.22 total 80.07 last 48.82)
 - open/close 4209 (time 1787379157.24 total 90.09 last 44.61)
 - open/close 4687 (time 1787379167.25 total 100.11 last 47.72)
total: 5000 open/close in 106.84 seconds: 46.80 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787379178 ; total 0 ; last 0)
total: 5000 unlinks in 75 seconds: 66.666664 unlinks/second
fail_loc=0