== sanity test 60c: unlink file when mds full ============ 04:00:03 (1788508803)
create 5000 files
 - open/close 444 (time 1788508817.47 total 10.01 last 44.36)
 - open/close 863 (time 1788508827.49 total 20.03 last 41.83)
 - open/close 1278 (time 1788508837.50 total 30.04 last 41.46)
 - open/close 1734 (time 1788508847.51 total 40.05 last 45.54)
 - open/close 2182 (time 1788508857.53 total 50.06 last 44.74)
 - open/close 2592 (time 1788508867.53 total 60.06 last 41.00)
 - open/close 3010 (time 1788508877.54 total 70.07 last 41.76)
 - open/close 3432 (time 1788508887.55 total 80.09 last 42.14)
 - open/close 3853 (time 1788508897.57 total 90.10 last 42.03)
 - open/close 4258 (time 1788508907.58 total 100.11 last 40.46)
 - open/close 4653 (time 1788508917.58 total 110.11 last 39.49)
total: 5000 open/close in 118.20 seconds: 42.30 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1788508932 ; total 0 ; last 0)
total: 5000 unlinks in 90 seconds: 55.555557 unlinks/second
fail_loc=0