> ## Documentation Index > Fetch the complete documentation index at: https://docs.cognite.com/llms.txt > Use this file to discover all available pages before exploring further. # Extractor metrics > Available Prometheus metrics for monitoring and debugging the SAP extractor. ## Prometheus metrics This section contains the full list of available metrics from the extractor. For information on the different types of metrics, see the [Prometheus documentation](https://prometheus.io). *Counter* starts at zero and increases during an extractor run. | Name | Type | Purpose | | -------------------------------- | ------- | ----------------------------------------------------------------------------------------------------------------------------- | | sap\_extractor\_start\_time | Gauge | The time stamp (seconds) of when the extractor last started. | | sap\_extractor\_finish\_time | Gauge | The time stamp (seconds) of when the extractor last finished. | | sap\_extractor\_memory\_bytes | Gauge | The memory usage of the extractor in bytes. | | sap\_extractor\_cpu\_percent | Total | The CPU usage of the extractor (0 — 100). Notice that this value is summed across all threads, so the value might exceed 100. | | sap\_extractor\_rows\_fetched | Counter | The number of rows fetched from the SAP OData entity. | | sap\_extractor\_queries\_failed | Counter | The number of failed OData queries. | | sap\_extractor\_queries\_success | Counter | The number of successful queries. |