== sanity test 60c: unlink file when mds full ============ 09:22:47 (1783516967)
create 5000 files
 - open/close 1178 (time 1783516979.08 total 10.00 last 117.79)
 - open/close 2290 (time 1783516989.08 total 20.01 last 111.14)
 - open/close 3357 (time 1783516999.09 total 30.02 last 106.61)
 - open/close 4359 (time 1783517009.10 total 40.02 last 100.17)
total: 5000 open/close in 47.03 seconds: 106.31 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1783517018 ; total 0 ; last 0)
total: 5000 unlinks in 40 seconds: 125.000000 unlinks/second
fail_loc=0