== sanity test 60c: unlink file when mds full ============ 23:55:59 (1721879759)
create 5000 files
 - open/close 1818 (time 1721879770.21 total 10.00 last 181.76)
 - open/close 3231 (time 1721879780.22 total 20.00 last 141.26)
 - open/close 4874 (time 1721879790.22 total 30.01 last 164.24)
total: 5000 open/close in 30.64 seconds: 163.17 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1721879791 ; total 0 ; last 0)
total: 5000 unlinks in 16 seconds: 312.500000 unlinks/second
fail_loc=0