What is a comparative chart widget?

The comparative chart widget is composed of two elements:

White line - Represents the data values.
Red band - Indicates the comparison periods applied.

Configuration options

The following table lists the configuration options of this widget:

Widget title	Enter a title for the widget
Widget description	Enter a description of the widget
Widget size	Choose the size of the widget window
Time Range	The period of data you want to analyze. Time range goes from 1 hour to 1 year
Group by	Use this option to select the grouping period. Enter the required multiplier number in the left field and the time range in the right one (minutes, hours or days
Y Axis Label	Enter a title for the Y-axis
Actions	Add the values of the grouping to the widget
Field to show	Select one of the available aggregated values

Fill the parameters below to define the period bands of the widget. Note that periods and groups depend on the grouping and the time range set in the area above.

Periods related	The behavior of the red band is defined by this field: If you select OFF - the white line is compared with the same day (e.g. Monday) in the last 5 weeks If you select ON - the white line is compared with the same week of the month (e.g. 3rd week) in the last 5 months
Compare with N periods	Select the number of weeks you want to compare the line with
Group by	This value depends on the one selected above
Predict data	If you select ON, the white line will show only values for the first half of the range. The second half will only show the red band with the prediction based on the related periods
Range limits	Max/Min by default. If you select Average, a new box will appear to select the variation factor
Variation factor	Enter the variaiton factor percentage if you selected the Average option in the Range limits field.

Example

The below widget is a sample of the average response time of the ISP Comcast Cable in a web server for the last week, grouping by days. The white line has the following configuration:

Time Range - 1 week
Field to show - avg (response time)
Actions - Comcast Cable

Example 1

Example 2

Example 3

Hints

Zoom in/out by clicking on the map, dragging the mouse and selecting the required area over the widget.
Move the mouse over the widget to see the Data and Range values for each grouping period.

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