You can use operating system counters to help you understand how components outside of the database engine affect your data server.

您可以使用操作系统计数器来帮助理解数据库引擎外部的组件如何影响您的数据服务器。

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File-based data store: (default) If the message engine is configured to use a file-based data store, operating information and messages are persisted to the file system instead of a database.

基于文件的数据暂存器：(默认)如果配置消息引擎使用基于文件的数据暂存器，则操作信息和消息将持久化到文件系统中，而不是数据库中。

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The F-5 is an agile, highly maneuverable, reliable supersonic fighter, combining advanced aerodynamic design, engine performance and low operating costs.

F - 5是一架灵活、高度可控、可靠的超音速战斗机，它结合了先进的气动设计、发动机性能和低运营成本。

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There's no reason Cummins can't do at least as well as Caterpillar's engine group, which typically posted 9% operating margins before its acquisition of Britain's Perkins Engine.

FORBES: This time is different -- maybe

In addition, the two companies will work to foster a developer community through Google App Engine and the Android operating system.

FORBES: SAP and Google Form Partnership Aligning Google Apps with Business By Design

News portal Sina.com.ch reported recently that Apple was considering embedding China search engine Baidu (BIDU) in its operating system next month.

FORBES: Apple CEO Takes China Tour