== sanity test 60c: unlink file when mds full ============ 23:35:32 (1781235332)
create 5000 files
 - open/close 656 (time 1781235346.63 total 10.01 last 65.53)
 - open/close 1289 (time 1781235356.65 total 20.02 last 63.22)
 - open/close 1899 (time 1781235366.66 total 30.04 last 60.90)
 - open/close 2511 (time 1781235376.68 total 40.06 last 61.08)
 - open/close 3089 (time 1781235386.69 total 50.07 last 57.75)
 - open/close 3699 (time 1781235396.71 total 60.08 last 60.91)
 - open/close 4279 (time 1781235406.71 total 70.08 last 58.00)
 - open/close 4913 (time 1781235416.72 total 80.09 last 63.34)
total: 5000 open/close in 81.38 seconds: 61.44 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1781235421 ; total 0 ; last 0)
total: 5000 unlinks in 60 seconds: 83.333336 unlinks/second
fail_loc=0