Wait before alerting about high memory
Wait before alerting about high memory

The event handler of this check should automatically fix it, so we
only need to see the alert if it's be unable to do so.

alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet,alphagov/govuk-puppet