== sanity test 60c: unlink file when mds full ============ 08:22:37 (1787142157)
create 5000 files
 - open/close 484 (time 1787142171.20 total 10.00 last 48.38)
 - open/close 1048 (time 1787142181.21 total 20.02 last 56.34)
 - open/close 1707 (time 1787142191.22 total 30.02 last 65.86)
 - open/close 2372 (time 1787142201.23 total 40.03 last 66.45)
 - open/close 3013 (time 1787142211.27 total 50.07 last 63.84)
 - open/close 3612 (time 1787142221.27 total 60.07 last 59.89)
 - open/close 4237 (time 1787142231.27 total 70.07 last 62.49)
 - open/close 4723 (time 1787142241.27 total 80.07 last 48.59)
total: 5000 open/close in 85.90 seconds: 58.20 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787142252 ; total 0 ; last 0)
total: 5000 unlinks in 61 seconds: 81.967216 unlinks/second
fail_loc=0