== sanity test 161a: link ea sanity ====================== 22:10:10 (1789092610)
 - link 721 (time 1789092625.29 total 10.02 last 71.98)
total: 1000 link in 13.50 seconds: 74.06 ops/second
74/1000 links in link EA - unlinked 0 (time 1789092638 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second