== sanity test 60c: unlink file when mds full ============ 14:05:05 (1784225105)
create 5000 files
 - open/close 660 (time 1784225117.84 total 10.01 last 65.93)
 - open/close 1302 (time 1784225127.84 total 20.02 last 64.17)
 - open/close 2032 (time 1784225137.85 total 30.03 last 72.91)
 - open/close 2681 (time 1784225147.85 total 40.03 last 64.89)
 - open/close 3314 (time 1784225157.86 total 50.04 last 63.24)
 - open/close 3967 (time 1784225167.87 total 60.05 last 65.24)
 - open/close 4607 (time 1784225177.88 total 70.06 last 63.93)
total: 5000 open/close in 74.89 seconds: 66.76 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1784225185 ; total 0 ; last 0)
total: 5000 unlinks in 43 seconds: 116.279068 unlinks/second
fail_loc=0