== sanity test 60c: unlink file when mds full ============ 11:33:28 (1788881608)
create 5000 files
 - open/close 787 (time 1788881621.21 total 10.00 last 78.67)
 - open/close 1734 (time 1788881631.22 total 20.01 last 94.61)
 - open/close 2576 (time 1788881641.22 total 30.02 last 84.18)
 - open/close 3395 (time 1788881651.23 total 40.02 last 81.86)
 - open/close 4364 (time 1788881661.23 total 50.02 last 96.87)
total: 5000 open/close in 54.12 seconds: 92.39 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1788881666 ; total 0 ; last 0)
total: 5000 unlinks in 13 seconds: 384.615387 unlinks/second
fail_loc=0