# The ldoctl command line utility

The `ldoctl` Data Optimizer command line utility supports several functions related to monitoring and maintening the Data Optimizer software. These functions include:

* Reloading the configuration file at run time, allows you to apply new configurations without restarting the software.
* Collecting and marking logs, which helps in identifying specific events and tracking the performance or issues.
* Collecting performance metrics, which gives insights into the performance of Data Optimizer, enabling better management and optimization.

You can find the `ldoctl` utility documention in `man` pages and inline help. You can also find examples of how to use this utility throughout the guide.


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