VictoriaMetrics/app/vmselect/vmui/static/media/README.40ebc3a1f4adae949154.md
Yury Molodov dac203320a
vmui: expression alias (#2495)
* feat: add alias for queries

* docs: update docs for predefined dashboards

* app/vmselect: `make vmui-update`

Co-authored-by: Aliaksandr Valialkin <valyala@victoriametrics.com>
2022-04-27 10:59:51 +03:00

2.8 KiB

Configuration options


DashboardSettings:
Name Type Description
rows* DashboardRow[] Sections containing panels
title string Dashboard title

DashboardRow:
Name Type Description
panels* PanelSettings[] List of panels (charts)
title string Row title

PanelSettings:
Name Type Description
expr* string[] Data source queries
alias string[] Expression alias. Matched by index in array
title string Panel title
description string Additional information about the panel
unit string Y-axis unit
showLegend boolean If false, the legend hide. Default value - true
width number The number of columns the panel uses.
From 1 (minimum width) to 12 (full width).

Example json

{
  "title": "Example",
  "rows": [
    {
      "title": "Per-job resource usage",
      "panels": [
        {
          "title": "Per-job CPU usage",
          "width": 6,
          "expr": [
            "sum(rate(process_cpu_seconds_total)) by (job)"
          ]
        },
        {
          "title": "Per-job RSS usage",
          "width": 6,
          "expr": [
            "sum(process_resident_memory_bytes) by (job)"
          ]
        },
        {
          "title": "Per-job disk read",
          "width": 6,
          "expr": [
            "sum(rate(process_io_storage_read_bytes_total)) by (job)"
          ]
        },
        {
          "title": "Per-job disk write",
          "width": 6,
          "expr": [
            "sum(rate(process_io_storage_written_bytes_total)) by (job)"
          ]
        }
      ]
    },
    {
      "title": "Free/used disk space",
      "panels": [
        {
          "unit": "MB",
          "expr": [
            "sum(vm_data_size_bytes{type!=\"indexdb\"}) / 1024 / 1024",
            "vm_free_disk_space_bytes / 1024 / 1024"
          ],
          "alias": [
            "usage space",
            "free space"
          ]
        }
      ]
    }
  ]
}