== sanity test 60c: unlink file when mds full ============ 23:18:11 (1783135091)
create 5000 files
 - open/close 296 (time 1783135109.63 total 10.00 last 29.59)
 - open/close 569 (time 1783135119.69 total 20.06 last 27.15)
 - open/close 869 (time 1783135129.73 total 30.10 last 29.88)
 - open/close 1245 (time 1783135139.75 total 40.12 last 37.54)
 - open/close 1613 (time 1783135149.75 total 50.12 last 36.78)
 - open/close 1976 (time 1783135159.78 total 60.15 last 36.19)
 - open/close 2350 (time 1783135169.78 total 70.16 last 37.39)
 - open/close 2769 (time 1783135179.81 total 80.18 last 41.79)
 - open/close 3133 (time 1783135189.83 total 90.20 last 36.33)
 - open/close 3514 (time 1783135199.86 total 100.24 last 37.97)
 - open/close 3939 (time 1783135209.88 total 110.25 last 42.44)
 - open/close 4322 (time 1783135219.88 total 120.26 last 38.28)
 - open/close 4696 (time 1783135229.89 total 130.27 last 37.36)
total: 5000 open/close in 137.54 seconds: 36.35 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1783135242 ; total 1 ; last 1)
total: 5000 unlinks in 88 seconds: 56.818180 unlinks/second
fail_loc=0