== sanity test 60c: unlink file when mds full ============ 21:55:45 (1763348145)
create 5000 files
 - open/close 663 (time 1763348157.76 total 10.00 last 66.29)
 - open/close 1364 (time 1763348167.76 total 20.01 last 70.05)
 - open/close 2198 (time 1763348177.78 total 30.02 last 83.29)
 - open/close 2812 (time 1763348187.78 total 40.03 last 61.36)
 - open/close 3421 (time 1763348197.80 total 50.04 last 60.81)
 - open/close 4044 (time 1763348207.82 total 60.07 last 62.15)
 - open/close 4637 (time 1763348217.83 total 70.07 last 59.27)
total: 5000 open/close in 76.28 seconds: 65.54 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1763348226 ; total 0 ; last 0)
total: 5000 unlinks in 56 seconds: 89.285713 unlinks/second
fail_loc=0