Logging to a database is somewhat slower than logging to text files, especially at busy sites, and the size of the database can become large so that maintenance becomes an issue.

向数据库中写入日志比向文本文件中写入日志要慢一点，尤其是在忙碌的站点上，而且数据库会变得很大以至于维护成为一个问题。

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We show how large mail files can affect server performance, and offer tips for reducing database and Inbox size, the cost of full-text indexes, and other ideas for users, administrators, and planners.

还展示了大邮件文件是如何影响服务器性能的，并提供了减小数据库、收件箱大小以及全文索引开销的技巧，以及其他为用户、管理员和设计人员提供的方法。

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Amazon's offering includes a cloud service (EC2), a database for storing and serving large media files (S3), an indexing service (SimpleDB), and the Queue service (SQS).

Amazon提供云服务(ec2)、用来储存大媒体文件的数据库(S3)、索引服务器(SimpleDB)、队列服务器(SQS)。

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