== sanity test 60c: unlink file when mds full ============ 00:53:25 (1788929605)
create 5000 files
 - open/close 414 (time 1788929621.38 total 10.01 last 41.36)
 - open/close 798 (time 1788929631.39 total 20.02 last 38.36)
 - open/close 1293 (time 1788929641.41 total 30.04 last 49.40)
 - open/close 1765 (time 1788929651.42 total 40.06 last 47.13)
 - open/close 2246 (time 1788929661.42 total 50.06 last 48.09)
 - open/close 2703 (time 1788929671.43 total 60.07 last 45.66)
 - open/close 3120 (time 1788929681.44 total 70.07 last 41.68)
 - open/close 3480 (time 1788929691.46 total 80.09 last 35.93)
 - open/close 3843 (time 1788929701.46 total 90.09 last 36.30)
 - open/close 4194 (time 1788929711.47 total 100.11 last 35.04)
 - open/close 4532 (time 1788929721.48 total 110.12 last 33.77)
 - open/close 4942 (time 1788929731.50 total 120.13 last 40.93)
total: 5000 open/close in 121.58 seconds: 41.12 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1788929738 ; total 0 ; last 0)
total: 5000 unlinks in 89 seconds: 56.179775 unlinks/second
fail_loc=0