diff options
Diffstat (limited to 'web/api/queries/min/README.md')
-rw-r--r-- | web/api/queries/min/README.md | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/web/api/queries/min/README.md b/web/api/queries/min/README.md new file mode 100644 index 0000000..28f6dbf --- /dev/null +++ b/web/api/queries/min/README.md @@ -0,0 +1,33 @@ +# Min + +This module finds the min value in the time-frame given. + +## how to use + +Use it in alarms like this: + +``` + alarm: my_alarm + on: my_chart +lookup: min -1m unaligned of my_dimension + warn: $this > 1000 +``` + +`min` 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=min` in the URL. + +## Examples + +Examining last 1 minute `successful` web server responses: + +- ![](https://registry.my-netdata.io/api/v1/badge.svg?chart=web_log_nginx.response_statuses&options=unaligned&dimensions=success&group=min&after=-60&label=min&value_color=orange) +- ![](https://registry.my-netdata.io/api/v1/badge.svg?chart=web_log_nginx.response_statuses&options=unaligned&dimensions=success&group=average&after=-60&label=average) +- ![](https://registry.my-netdata.io/api/v1/badge.svg?chart=web_log_nginx.response_statuses&options=unaligned&dimensions=success&group=max&after=-60&label=max) + +## References + +- [https://en.wikipedia.org/wiki/Sample_maximum_and_minimum](https://en.wikipedia.org/wiki/Sample_maximum_and_minimum). + +[![analytics](https://www.google-analytics.com/collect?v=1&aip=1&t=pageview&_s=1&ds=github&dr=https%3A%2F%2Fgithub.com%2Fnetdata%2Fnetdata&dl=https%3A%2F%2Fmy-netdata.io%2Fgithub%2Fweb%2Fapi%2Fqueries%2Fmin%2FREADME&_u=MAC~&cid=5792dfd7-8dc4-476b-af31-da2fdb9f93d2&tid=UA-64295674-3)]() |