== sanity test 60c: unlink file when mds full ============ 03:30:22 (1787383822)
create 5000 files
 - open/close 541 (time 1787383836.08 total 10.00 last 54.09)
 - open/close 1113 (time 1787383846.10 total 20.02 last 57.08)
 - open/close 1646 (time 1787383856.10 total 30.03 last 53.27)
 - open/close 2137 (time 1787383866.11 total 40.03 last 49.07)
 - open/close 2714 (time 1787383876.11 total 50.03 last 57.69)
 - open/close 3242 (time 1787383886.12 total 60.04 last 52.78)
 - open/close 3804 (time 1787383896.12 total 70.04 last 56.19)
 - open/close 4336 (time 1787383906.13 total 80.06 last 53.13)
 - open/close 4903 (time 1787383916.14 total 90.07 last 56.64)
total: 5000 open/close in 91.71 seconds: 54.52 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787383921 ; total 0 ; last 0)
total: 5000 unlinks in 65 seconds: 76.923080 unlinks/second
fail_loc=0