> For the complete documentation index, see [llms.txt](https://revdebug.gitbook.io/revdebug/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://revdebug.gitbook.io/revdebug/revdebug-features/apm.md).

# APM

By default, the Global tab opens. The user can choose the desired service, endpoint, and instance. 

![](/files/1yldddzIYSnPZl1cLFEJ)

It is possible to select the display of specific data for the whole service, selected instance, or endpoint. 

![](/files/zOSAeTlBthJtwyd5KH7K)

After selecting the Service tab, the user can see essential data collected for the entire service, such as average response time, bandwidth, or SLA and Apdex indicators. The results are presented in the form of a graph. It is also possible to select data collected only for a given instance or monitor the desired endpoint.<br>

![](/files/WQ8rZa4TLFi93c86mm53)

![](/files/hoTqLsFBOlCEfZpjHlWH)