== sanity test 60c: unlink file when mds full ============ 19:58:54 (1780963134)
create 5000 files
 - open/close 658 (time 1780963148.64 total 10.00 last 65.79)
 - open/close 1372 (time 1780963158.64 total 20.00 last 71.39)
 - open/close 2190 (time 1780963168.66 total 30.02 last 81.63)
 - open/close 2874 (time 1780963178.66 total 40.03 last 68.39)
 - open/close 3587 (time 1780963188.67 total 50.03 last 71.26)
 - open/close 4367 (time 1780963198.68 total 60.04 last 77.91)
total: 5000 open/close in 67.95 seconds: 73.59 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1780963210 ; total 0 ; last 0)
total: 5000 unlinks in 38 seconds: 131.578949 unlinks/second
fail_loc=0