mirror of
https://github.com/netdata/netdata.git
synced 2025-04-14 09:38:34 +00:00

* add metadata for learn * first batch of adding metadata to md files * second batch of adding metadata to md files * third batch of adding metadata to md files * test one sidebar_label * add missing sidebar_labels * add missing sidebar_labels to files left behind * test, ansible doc is stubborn * fix * fix * fix * don't use questionmarks in the sidebar label * don't use exclamation marks and symbols in the sidebar label * fix style guide * fixes * fixes
1.5 KiB
1.5 KiB
Average or Mean
This query is available as
average
andmean
.
An average is a single number taken as representative of a list of numbers.
It is calculated as:
average = sum(numbers) / count(numbers)
how to use
Use it in alarms like this:
alarm: my_alarm
on: my_chart
lookup: average -1m unaligned of my_dimension
warn: $this > 1000
average
does not change the units. For example, if the chart units is requests/sec
, the result
will be again expressed in the same units.
It can also be used in APIs and badges as &group=average
in the URL.
Examples
Examining last 1 minute successful
web server responses: