== sanity test 60c: unlink file when mds full ============ 18:06:09 (1712009169)
create 5000 files
 - open/close 1452 (time 1712009180.44 total 10.01 last 145.10)
 - open/close 2778 (time 1712009190.44 total 20.01 last 132.58)
 - open/close 3964 (time 1712009200.45 total 30.02 last 118.47)
 - open/close 4875 (time 1712009210.46 total 40.03 last 90.99)
total: 5000 open/close in 41.60 seconds: 120.20 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1712009213 ; total 0 ; last 0)
total: 5000 unlinks in 30 seconds: 166.666672 unlinks/second
fail_loc=0