== sanity test 60c: unlink file when mds full ============ 13:51:17 (1787853077)
create 5000 files
 - open/close 462 (time 1787853091.72 total 10.01 last 46.16)
 - open/close 930 (time 1787853101.73 total 20.01 last 46.78)
 - open/close 1389 (time 1787853111.73 total 30.02 last 45.89)
 - open/close 1841 (time 1787853121.74 total 40.02 last 45.17)
 - open/close 2310 (time 1787853131.74 total 50.03 last 46.88)
 - open/close 2769 (time 1787853141.74 total 60.03 last 45.90)
 - open/close 3189 (time 1787853151.75 total 70.04 last 41.94)
 - open/close 3631 (time 1787853161.79 total 80.08 last 44.04)
 - open/close 4021 (time 1787853171.79 total 90.08 last 38.98)
 - open/close 4431 (time 1787853181.81 total 100.10 last 40.94)
 - open/close 4850 (time 1787853191.83 total 110.12 last 41.81)
total: 5000 open/close in 113.64 seconds: 44.00 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1787853200 ; total 0 ; last 0)
total: 5000 unlinks in 90 seconds: 55.555557 unlinks/second
fail_loc=0