am 390aceaf: (-s ours) am 7a64e3a6: DO NOT MERGE Set the cap at alpha to 80% of the total available.

Merge commit '390aceaf530b40702e0b30bd51b5eef793c0ac5a'

* commit '390aceaf530b40702e0b30bd51b5eef793c0ac5a':
  DO NOT MERGE Set the cap at alpha to 80% of the total available.