== sanity test 60c: unlink file when mds full ============ 00:07:09 (1781237229)
create 5000 files
 - open/close 576 (time 1781237242.62 total 10.03 last 57.44)
 - open/close 1072 (time 1781237252.64 total 20.05 last 49.51)
 - open/close 1613 (time 1781237262.64 total 30.05 last 54.06)
 - open/close 2148 (time 1781237272.64 total 40.05 last 53.50)
 - open/close 2697 (time 1781237282.67 total 50.08 last 54.77)
 - open/close 3194 (time 1781237292.68 total 60.10 last 49.61)
 - open/close 3712 (time 1781237302.69 total 70.10 last 51.77)
 - open/close 4217 (time 1781237312.70 total 80.11 last 50.45)
 - open/close 4711 (time 1781237322.71 total 90.12 last 49.35)
total: 5000 open/close in 96.23 seconds: 51.96 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1781237333 ; total 0 ; last 0)
total: 5000 unlinks in 76 seconds: 65.789474 unlinks/second
fail_loc=0