== sanity test 60c: unlink file when mds full ============ 13:35:29 (1776188129)
create 5000 files
 - open/close 751 (time 1776188142.98 total 10.01 last 75.02)
 - open/close 1434 (time 1776188152.98 total 20.01 last 68.28)
 - open/close 1967 (time 1776188162.99 total 30.02 last 53.29)
 - open/close 2711 (time 1776188173.00 total 40.03 last 74.32)
 - open/close 3614 (time 1776188183.01 total 50.04 last 90.16)
 - open/close 4498 (time 1776188193.02 total 60.05 last 88.36)
total: 5000 open/close in 66.17 seconds: 75.56 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1776188203 ; total 0 ; last 0)
total: 5000 unlinks in 39 seconds: 128.205124 unlinks/second
fail_loc=0