== sanity test 60c: unlink file when mds full ============ 14:24:46 (1773685486)
create 5000 files
 - open/close 735 (time 1773685498.88 total 10.00 last 73.47)
 - open/close 1518 (time 1773685508.89 total 20.01 last 78.26)
 - open/close 2339 (time 1773685518.89 total 30.01 last 82.06)
 - open/close 3122 (time 1773685528.91 total 40.03 last 78.21)
 - open/close 3835 (time 1773685538.91 total 50.03 last 71.28)
 - open/close 4740 (time 1773685548.92 total 60.04 last 90.44)
total: 5000 open/close in 63.19 seconds: 79.13 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1773685554 ; total 0 ; last 0)
total: 5000 unlinks in 45 seconds: 111.111115 unlinks/second
fail_loc=0