> For the complete documentation index, see [llms.txt](https://docs.apica.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.apica.io/data-management/overview-1/creating-json-schema/visualization/disk-chart.md).

# Disk chart

### Json configuration

```json
                {
                    "chart_type": "disk",
                    "data_source_name": "Ascent Metrics",
                    "name": "CPU Cores - auto query",
                    "options": {
                        "description": "CPU Cores - auto query",
                        "label": "CPU Cores",
                        "order": 10,
                    },
                    "query": "count(count(node_cpu_seconds_total{instance=~'.*'}) by (cpu))&duration=1h&step=5m",
                    "schema": "node_cpu_seconds_total"
                },
```

<figure><img src="/files/7vnkOdd3pKw7KqEXe5Cu" alt=""><figcaption></figcaption></figure>