# CPU ## CPU Attributes Attributes specific to a cpu instance. | Attribute | Type | Description | Examples | Stability | | ---------- | ------ | ------------------- | ---------------- | ---------------------------------------------------------------- | | `cpu.mode` | string | The mode of the CPU | `user`; `system` | ![Experimental](https://img.shields.io/badge/-experimental-blue) | `cpu.mode` has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used. | Value | Description | Stability | | ----------- | ----------- | ---------------------------------------------------------------- | | `idle` | idle | ![Experimental](https://img.shields.io/badge/-experimental-blue) | | `interrupt` | interrupt | ![Experimental](https://img.shields.io/badge/-experimental-blue) | | `iowait` | iowait | ![Experimental](https://img.shields.io/badge/-experimental-blue) | | `kernel` | kernel | ![Experimental](https://img.shields.io/badge/-experimental-blue) | | `nice` | nice | ![Experimental](https://img.shields.io/badge/-experimental-blue) | | `steal` | steal | ![Experimental](https://img.shields.io/badge/-experimental-blue) | | `system` | system | ![Experimental](https://img.shields.io/badge/-experimental-blue) | | `user` | user | ![Experimental](https://img.shields.io/badge/-experimental-blue) |