在本篇文章中，我将带您亲历在使用Rails这一独树一帜的持久性框架时可能需要的一些重要优化。
In this article, I'll walk you through some of the important optimizations that you might need with the Rails unorthodox persistence framework.
我希望您已经对oprofile和可以优化内核代码的方法有了一些了解。
I hope you have gained some insight into OProfile and the ways you can optimize the kernel code.
我期待您反馈您觉得容易优化且优化后能获得很大性能改善的参数，并将代码示例发送给我们。
I look forward to your feedback and code samples regarding what you feel are easy-to-tune parameters that provide large performance improvements.
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