# File lib/mongo/cluster/sdam_flow.rb, line 56
    def update_server_descriptions
      servers_list.each do |server|
        if server.address == updated_desc.address
          changed = server.description != updated_desc
          # Always update server description, so that fields like
          # last_update_time reflect the last ismaster response
          server.update_description(updated_desc)
          # But return if there was a content difference between
          # descriptions, and if there wasn't we'll skip the remainder of
          # sdam flow
          return changed
        end
      end
      false
    end