open

# File lib/drb/drb.rb, line 1209
    def self.open(remote_uri)  # :nodoc:
      begin
        conn = nil

        @mutex.synchronize do
          #FIXME
          new_pool = []
          @pool.each do |c|
            if conn.nil? and c.uri == remote_uri
              conn = c if c.alive?
            else
              new_pool.push c
            end
          end
          @pool = new_pool
        end

        conn = self.new(remote_uri) unless conn
        succ, result = yield(conn)
        return succ, result

      ensure
        if conn
          if succ
            @mutex.synchronize do
              @pool.unshift(conn)
              @pool.pop.close while @pool.size > POOL_SIZE
            end
          else
            conn.close
          end
        end
      end
    end