== sanity test 60c: unlink file when mds full ============ 15:53:55 (1773604435)
create 5000 files
 - open/close 403 (time 1773604451.75 total 10.00 last 40.30)
 - open/close 767 (time 1773604461.78 total 20.03 last 36.28)
 - open/close 1131 (time 1773604471.80 total 30.05 last 36.35)
 - open/close 1513 (time 1773604481.81 total 40.06 last 38.14)
 - open/close 1927 (time 1773604491.84 total 50.09 last 41.31)
 - open/close 2282 (time 1773604501.84 total 60.09 last 35.50)
 - open/close 2688 (time 1773604511.85 total 70.10 last 40.54)
 - open/close 3077 (time 1773604521.86 total 80.11 last 38.88)
 - open/close 3479 (time 1773604531.88 total 90.13 last 40.12)
 - open/close 3873 (time 1773604541.88 total 100.13 last 39.39)
 - open/close 4289 (time 1773604551.89 total 110.15 last 41.55)
 - open/close 4639 (time 1773604561.95 total 120.20 last 34.81)
total: 5000 open/close in 129.68 seconds: 38.56 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1773604576 ; total 0 ; last 0)
total: 5000 unlinks in 95 seconds: 52.631580 unlinks/second
fail_loc=0