== sanity test 60c: unlink file when mds full ============ 13:54:49 (1788198889)
create 5000 files
 - open/close 549 (time 1788198903.87 total 10.01 last 54.83)
 - open/close 1078 (time 1788198913.88 total 20.02 last 52.86)
 - open/close 1636 (time 1788198923.88 total 30.02 last 55.79)
 - open/close 2241 (time 1788198933.88 total 40.02 last 60.49)
 - open/close 2836 (time 1788198943.88 total 50.03 last 59.48)
 - open/close 3378 (time 1788198953.90 total 60.04 last 54.12)
 - open/close 3798 (time 1788198963.90 total 70.04 last 41.99)
 - open/close 4283 (time 1788198973.92 total 80.07 last 48.39)
 - open/close 4771 (time 1788198983.93 total 90.07 last 48.76)
total: 5000 open/close in 94.63 seconds: 52.84 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1788198992 ; total 0 ; last 0)
total: 5000 unlinks in 65 seconds: 76.923080 unlinks/second
fail_loc=0