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# 3 Panoramica dei dati

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::: notaimportante
Questo widget è deprecato e verrà rimosso nella prossima versione principale.
Prendi in considerazione l'utilizzo del widget [*Top host*](/manual/api/reference/dashboard/widget_fields/top_hosts).
:::

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### Descrizione

Questi parametri e i possibili valori delle proprietà per i rispettivi oggetti campo widget del dashboard consentono di configurare
il [*Panoramica dei dati*](/manual/web_interface/frontend_sections/monitoring/dashboard/widgets/data_overview) nei metodi `dashboard.create` e `dashboard.update`.

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### Parameters

The following parameters are supported for the *Data overview* widget.

|Parameter|<|[type](/manual/api/reference/dashboard/object#dashboard-widget-field)|name|value|
|-|--------|--|--------|-------------------------------|
|*Refresh interval*|<|0|rf_rate|0 - No refresh;<br>10 - 10 seconds;<br>30 - 30 seconds;<br>60 - *(default)* 1 minute;<br>120 - 2 minutes;<br>600 - 10 minutes;<br>900 - 15 minutes.|
|*Host groups*|<|2|groupids|[Host group](/manual/api/reference/hostgroup/get) ID.<br><br>Note: To configure multiple host groups, create a dashboard widget field object for each host group.|
|*Hosts*|<|3|hostids|[Host](/manual/api/reference/host/get) ID.<br><br>Note: To configure multiple hosts, create a dashboard widget field object for each host. For multiple hosts, the parameter *Host groups* must either be not configured at all or configured with at least one host group that the configured hosts belong to.|
|*Tags* (the number in the property name (e.g. tags.tag.0) references tag order in the tag evaluation list)|<|<|<|<|
|<|*Evaluation type*|0|evaltype|0 - *(default)* And/Or;<br>2 - Or.|
|^|*Tag name*|1|tags.tag.0|Any string value.<br><br>Parameter *Tag name* required if configuring *Tags*.|
|^|*Operator*|0|tags.operator.0|0 - Contains;<br>1 - Equals;<br>2 - Does not contain;<br>3 - Does not equal;<br>4 - Exists;<br>5 - Does not exist.<br><br>Parameter *Operator* required if configuring *Tags*.|
|^|*Tag value*|1|tags.value.0|Any string value.<br><br>Parameter *Tag value* required if configuring *Tags*.|
|*Show suppressed problems*|<|0|show_suppressed|0 - *(default)* Disabled;<br>1 - Enabled.|
|*Hosts location*|<|0|style|0 - *(default)* Left;<br>1 - Top.|

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### Esempi

Gli esempi seguenti hanno lo scopo di descrivere solo la configurazione degli oggetti campo del widget del dashboard per il widget *Panoramica dati*.
Per ulteriori informazioni sulla configurazione di un dashboard, vedere [`dashboard.create`](/manual/api/reference/dashboard/create).

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#### Configuring a *Data overview* widget

Configure a *Data overview* widget that displays data for host "10084" and only for items for which the tag with the name "component" contains value "cpu".
In addition, display the data with hosts located on top.

Request:

```json
{
    "jsonrpc": "2.0",
    "method": "dashboard.create",
    "params": {
        "name": "My dashboard",
        "display_period": 30,
        "auto_start": 1,
        "pages": [
            {
                "widgets": [
                    {
                        "type": "dataover",
                        "name": "Data overview",
                        "x": 0,
                        "y": 0,
                        "width": 12,
                        "height": 5,
                        "view_mode": 0,
                        "fields": [
                            {
                                "type": 3,
                                "name": "hostids",
                                "value": 10084
                            },
                            {
                                "type": 1,
                                "name": "tags.tag.0",
                                "value": "component"
                            },
                            {
                                "type": 0,
                                "name": "tags.operator.0",
                                "value": 0
                            },
                            {
                                "type": 1,
                                "name": "tags.value.0",
                                "value": "cpu"
                            },
                            {
                                "type": 0,
                                "name": "style",
                                "value": 1
                            }
                        ]
                    }
                ]
            }
        ],
        "userGroups": [
            {
                "usrgrpid": 7,
                "permission": 2
            }
        ],
        "users": [
            {
                "userid": 1,
                "permission": 3
            }
        ]
    },
    "auth": "038e1d7b1735c6a5436ee9eae095879e",
    "id": 1
}
```

Response:

```json
{
    "jsonrpc": "2.0",
    "result": {
        "dashboardids": [
            "3"
        ]
    },
    "id": 1
}
```

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### Guarda anche

- [Campo widget dashboard](/manual/api/reference/dashboard/object#dashboard-widget-field)
- [`dashboard.create`](/manual/api/reference/dashboard/create)
- [`dashboard.update`](/manual/api/reference/dashboard/update)

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