== sanity test 60c: unlink file when mds full ============ 01:59:09 (1787119149)
create 5000 files
 - open/close 495 (time 1787119163.17 total 10.01 last 49.43)
 - open/close 1114 (time 1787119173.18 total 20.03 last 61.84)
 - open/close 1683 (time 1787119183.19 total 30.04 last 56.84)
 - open/close 2156 (time 1787119193.19 total 40.04 last 47.28)
 - open/close 2707 (time 1787119203.20 total 50.04 last 55.07)
 - open/close 3414 (time 1787119213.25 total 60.10 last 70.31)
 - open/close 3941 (time 1787119223.25 total 70.10 last 52.69)
 - open/close 4477 (time 1787119233.26 total 80.11 last 53.54)
 - open/close 4924 (time 1787119243.28 total 90.13 last 44.62)
total: 5000 open/close in 91.37 seconds: 54.72 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787119249 ; total 0 ; last 0)
total: 5000 unlinks in 60 seconds: 83.333336 unlinks/second
fail_loc=0