If no maximum limit is set on the maximum number of session objects that can be held in memory, then it is possible to have many session objects during peak user loadtime.
如果不对内存中可以保持的会话对象的最大数量设置最大限制，那么在用户加载高峰期，可能有许多会话对象。
2
A static load balancer allocates processes to processors at run time while taking no account of current network load.
静态负载平衡在分配任务的时候并不考虑现时的网络负载情况。
3
It's also important to perform extensive load testing under a full load to verify that there is no system or performance degradation over time.