== sanity test 60c: unlink file when mds full ============ 19:24:16 (1781220256)
create 5000 files
 - open/close 434 (time 1781220271.47 total 10.01 last 43.38)
 - open/close 886 (time 1781220281.48 total 20.02 last 45.14)
 - open/close 1390 (time 1781220291.49 total 30.03 last 50.36)
 - open/close 1802 (time 1781220301.49 total 40.03 last 41.19)
 - open/close 2272 (time 1781220311.51 total 50.04 last 46.93)
 - open/close 2721 (time 1781220321.53 total 60.07 last 44.79)
 - open/close 3093 (time 1781220331.55 total 70.09 last 37.13)
 - open/close 3465 (time 1781220341.57 total 80.10 last 37.13)
 - open/close 3817 (time 1781220351.57 total 90.11 last 35.18)
 - open/close 4127 (time 1781220361.60 total 100.13 last 30.92)
 - open/close 4454 (time 1781220371.61 total 110.14 last 32.67)
 - open/close 4875 (time 1781220381.65 total 120.18 last 41.93)
total: 5000 open/close in 123.04 seconds: 40.64 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1781220389 ; total 0 ; last 0)
total: 5000 unlinks in 86 seconds: 58.139534 unlinks/second
fail_loc=0