For USDT probes, you can specify only the provider and name portions of this specification.
对于USDT探测，可以只指定其中的provider和name部分。
For your own applications, you can address this by using the User-land Statically Defined Tracing (USDT).
对于自己的应用程序，可以使用User - land Statically Defined Tracing (USDT)解决这个问题。
USDT enables you as a developer to add specific probes to your application at points in the code that you have identified as significant.
USDT 让开发人员可以在代码中重要的位置添加特定的探测。
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