Examine fewer daemons for variant config

Summary:
Right now, if a daemon dies it can leave the setup warning around for like 10 minutes or something until we reap it.

Tighten the warning so we only care about actively running daemons.

Test Plan: Checked setup issues.

Reviewers: btrahan

Reviewed By: btrahan

Subscribers: epriestley

Differential Revision: https://secure.phabricator.com/D12088