== sanity test 60c: unlink file when mds full ============ 10:12:46 (1786975966)
create 5000 files
 - open/close 365 (time 1786975980.63 total 10.01 last 36.47)
 - open/close 670 (time 1786975990.65 total 20.03 last 30.43)
 - open/close 1052 (time 1786976000.66 total 30.05 last 38.15)
 - open/close 1554 (time 1786976010.66 total 40.05 last 50.20)
 - open/close 2048 (time 1786976020.68 total 50.06 last 49.31)
 - open/close 2509 (time 1786976030.68 total 60.07 last 46.09)
 - open/close 2969 (time 1786976040.71 total 70.09 last 45.88)
 - open/close 3361 (time 1786976050.72 total 80.11 last 39.15)
 - open/close 3805 (time 1786976060.73 total 90.11 last 44.37)
 - open/close 4184 (time 1786976070.74 total 100.12 last 37.86)
 - open/close 4606 (time 1786976080.76 total 110.14 last 42.11)
total: 5000 open/close in 119.52 seconds: 41.83 ops/second
fail_loc=0x80000137
 - unlinked 0 (time 1786976095 ; total 1 ; last 1)
total: 5000 unlinks in 75 seconds: 66.666664 unlinks/second
fail_loc=0