对于错误跟踪和开发来说，它都是一个很有用的工具。
This is a helpful tool both for error tracing and debugging.
将跟踪信息发送到应用程序及内核开发者都很有用。
The trace information can be useful to send to both application and kernel developers.
由于到后端系统(如数据库)的连接通常在事务中获取，因此这时也启用对连接管理器的跟踪将很有用。
Since connections to backend systems (such as databases) are often enlisted in transactions, it is useful to enable tracing for the connection manager component also.
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