# eXtremeSQL System Information

> The eXtremeSQL runtime and xSQL provide detailed system information available to SQL sessions. This runtime information consists of :

> - Server status including the `IP-Address`, `port` and status of all connected clients
> - Memory consumption and result set size
> - Current wall-time, SQL statement execution and error status
> - Operating system statistics such as CPU kernel and user time, bytes read and written to persistent media, context switches and swap size
> - Metadata describing database objects

> Please use the links in the following table to view the pages describing the indicated features:

> xSQL Log Statistics | Runtime statistics collected by xSQL
> xSQL mem command | Displays the amount of total and free storage in the database
> xSQL xtop utility | Runtime statistics collected by xSQL on Unix/-Linux systems
> SQL Metaindex | Information about database indexes
> SQL Metatable | Information about database objects (tables, fields, indexes)