From b63073deb26481951b8609e3eb388e1708473cf9 Mon Sep 17 00:00:00 2001 From: Daniel Nelson Date: Mon, 26 Mar 2018 19:20:27 -0700 Subject: [PATCH] Update DC/OS guidance for cardinality --- plugins/inputs/dcos/README.md | 17 ++++++++++++----- 1 file changed, 12 insertions(+), 5 deletions(-) diff --git a/plugins/inputs/dcos/README.md b/plugins/inputs/dcos/README.md index fcb62da33..967c376a7 100644 --- a/plugins/inputs/dcos/README.md +++ b/plugins/inputs/dcos/README.md @@ -8,11 +8,18 @@ Depending on the work load of your DC/OS cluster, this plugin can quickly create a high number of series which, when unchecked, can cause high load on your database. -- Use [measurement filtering](https://github.com/influxdata/telegraf/blob/master/docs/CONFIGURATION.md#measurement-filtering) liberally to exclude unneeded metrics as well as the node, container, and app inclue/exclude options. -- Write to a database with an appropriate [retention policy](https://docs.influxdata.com/influxdb/v1.3/concepts/glossary/#retention-policy-rp). -- Limit the number of series allowed in your database using the `max-series-per-database` and `max-values-per-tag` settings. -- Consider enabling the [TSI](https://docs.influxdata.com/influxdb/v1.3/about_the_project/releasenotes-changelog/#release-notes-8) engine. -- Monitor your [series cardinality](https://docs.influxdata.com/influxdb/v1.3/troubleshooting/frequently-asked-questions/#how-can-i-query-for-series-cardinality). +- Use the + [measurement filtering](https://docs.influxdata.com/telegraf/latest/administration/configuration/#measurement-filtering) + options to exclude unneeded tags. +- Write to a database with an appropriate + [retention policy](https://docs.influxdata.com/influxdb/latest/guides/downsampling_and_retention/). +- Limit series cardinality in your database using the + [`max-series-per-database`](https://docs.influxdata.com/influxdb/latest/administration/config/#max-series-per-database-1000000) and + [`max-values-per-tag`](https://docs.influxdata.com/influxdb/latest/administration/config/#max-values-per-tag-100000) settings. +- Consider using the + [Time Series Index](https://docs.influxdata.com/influxdb/latest/concepts/time-series-index/). +- Monitor your databases + [series cardinality](https://docs.influxdata.com/influxdb/latest/query_language/spec/#show-cardinality). ### Configuration: ```toml