== sanity test 60c: unlink file when mds full ============ 23:16:15 (1783134975)
create 5000 files
 - open/close 670 (time 1783134988.09 total 10.00 last 66.99)
 - open/close 1409 (time 1783134998.09 total 20.01 last 73.85)
 - open/close 2089 (time 1783135008.09 total 30.01 last 67.99)
 - open/close 2682 (time 1783135018.11 total 40.02 last 59.21)
 - open/close 3312 (time 1783135028.12 total 50.04 last 62.91)
 - open/close 4055 (time 1783135038.13 total 60.05 last 74.22)
 - open/close 4729 (time 1783135048.13 total 70.05 last 67.40)
total: 5000 open/close in 74.44 seconds: 67.17 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1783135055 ; total 0 ; last 0)
total: 5000 unlinks in 110 seconds: 45.454544 unlinks/second
fail_loc=0