全部博文(413)
发布时间:2013-02-16 11:41:32
在前一篇博文中,我们初略的描述了rac的两大关键特性ha和lb,以及他们的配置方法。而且对service进行了总体的概述,并对service相关的connection load balancing, load balancing advisory, fan等进行了学习。oracle推荐使用service来进行负载管理,使用service来配置ha和lb。本文主要来剖析service,学习service具有的所.........
发布时间:2013-02-15 18:07:20
我们都知道rac提供的最重要的两个特性就是:负载均衡和高可用(load balancing, high available, 简称ha和lb)。这两个特性是rac的核心价值所在。负载均衡,提供了scalbility,可扩展性。高可用利用故障转移failover来实现7*24小时的持续对外提供服务。.........
发布时间:2013-02-14 22:31:52
workload management enables you to manage workload distributions to provide optimal performance for users and applications. workload management comprises the following:1>services—oracle database 10g introduces a powerful automatic workload management facility, called services, to enable the e.........
发布时间:2013-02-09 14:39:22
cache coherencythe synchronization of data in multiple caches so that reading a memory location through any cache will return the most recent data written to that location through any other cache. sometimes called cache consistency.cache fusiona diskless cache .........
发布时间:2013-02-03 14:40:02
1. oracle clusterware简介oracle clusterware, formerly known as cluster ready services (crs) is an integrated cluster management solution that enables you to link multiple servers so that they function as a single system or cluster. the oracle clusterware simplifies the infrastructure require.........