instance method set

# File activesupport/lib/active_support/vendor/memcache-client-1.7.4/memcache.rb, line 313
  def set(key, value, expiry = 0, raw = false)
    raise MemCacheError, "Update of readonly cache" if @readonly
    with_server(key) do |server, cache_key|

      value = Marshal.dump value unless raw
      logger.debug { "set #{key} to #{server.inspect}: #{value.to_s.size}" } if logger

      raise MemCacheError, "Value too large, memcached can only store 1MB of data per key" if value.to_s.size > ONE_MB

      command = "set #{cache_key} 0 #{expiry} #{value.to_s.size}#{noreply}\r\n#{value}\r\n"

      with_socket_management(server) do |socket|
        socket.write command
        break nil if @no_reply
        result = socket.gets
        raise_on_error_response! result

        if result.nil?
          server.close
          raise MemCacheError, "lost connection to #{server.host}:#{server.port}"
        end

        result
      end
    end
  end