文档介绍：..........................................................................................................................................................................................................................................................................................................................................41)“峰值”问题..............................................................................................................42)多米诺”现象...........................................................................................................53)“N+1”方式..............................................................................................................54)“扩展”不便..............................................................................................................55)“免疫力”差..............................................................................................................56)“容灾”......................................................................................................................57)应用与网络脱节................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................“不平衡”现象...............................................................................................“峰值堵塞”带来的性能调整“不平衡”...............................................“多米诺”现象...............................................................................................,提高系统可靠性...............................................................“扩