配置SQL Server 2008的资源调控器实现负载均衡-Mysql Tutorial-php.cn

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配置SQL Server 2008的资源调控器实现负载均衡

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Jun 07, 2016 pm 05:53 PM

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SQL Server 2008引入的“资源调控器”功能，它为我们在一定程度上控制数据库系统资源提供了便利。本文将谈谈通过配置SQL Server 2008的“资源调控器”以实现负载均衡。 1、为什么引入“资源调控器”? 在SQL Server 2008之前，数据库引擎曾尝试为所有并发用户

SQL Server 2008引入的“资源调控器”功能，它为我们在一定程度上控制系统资源提供了便利。本文将谈谈通过配置SQL Server 2008的“资源调控器”以实现负载均衡。

　　1、为什么引入“资源调控器”?

　　在SQL Server 2008之前，数据库引擎曾尝试为所有并发用户提供均衡的性能，这使我们几乎无法控制分配给用户或工作负载的优先级，而且随着并发登录的增加会雪上加霜。“资源调控器”有助于防止性能问题，并识别正在使用的应用程序。“资源调控器”可以控制分配给会话的CPU和内存，并进一步设置应用程序能够使用的最大和最小的CPU百分比和内存，以及允许的最大并行度。尽管资源调控器目前还有一些不足之处，但它对于处理许多常见的资源问题已经足够了。

在SQL Server 2008上实现资源的负载均衡

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