== sanity test 60c: unlink file when mds full ============ 03:49:20 (1781682560)
create 5000 files
 - open/close 507 (time 1781682574.13 total 10.01 last 50.63)
 - open/close 984 (time 1781682584.13 total 20.02 last 47.68)
 - open/close 1399 (time 1781682594.14 total 30.03 last 41.46)
 - open/close 1907 (time 1781682604.15 total 40.04 last 50.72)
 - open/close 2385 (time 1781682614.16 total 50.05 last 47.79)
 - open/close 2781 (time 1781682624.16 total 60.05 last 39.60)
 - open/close 3098 (time 1781682634.16 total 70.05 last 31.69)
 - open/close 3381 (time 1781682644.23 total 80.12 last 28.11)
 - open/close 3722 (time 1781682654.31 total 90.20 last 33.84)
 - open/close 4232 (time 1781682664.32 total 100.21 last 50.95)
 - open/close 4724 (time 1781682674.32 total 110.21 last 49.17)
total: 5000 open/close in 115.88 seconds: 43.15 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1781682683 ; total 0 ; last 0)
total: 5000 unlinks in 59 seconds: 84.745766 unlinks/second
fail_loc=0