InfluxDB reference
Release notes
Find important information about what’s included in new versions of InfluxData products.
InfluxDB key concepts
Concepts related to InfluxDB.
InfluxDB configuration options
Customize your InfluxDB configuration by using influxd configuration flags, setting environment variables, or defining configuration options in a configuration file.
InfluxDB HTTP API
The InfluxDB HTTP API provides a programmatic interface for interactions with InfluxDB, such as writing and querying data, and managing resources within an InfluxDB instance. Access the InfluxDB API using the /api/v2/ or InfluxDB v1 endpoints.
Command line tools
InfluxDB provides command line tools designed to aid in managing and working with InfluxDB from the command line.
InfluxDB syntaxes
InfluxDB uses a handful of languages and syntaxes to perform tasks such as writing, querying, processing, and deleting data.
InfluxDB OSS URLs
InfluxDB OSS is accessed at localhost:8086 by default, but you can also customize your InfluxDB host and port.
InfluxDB internals
<h3 id="influxdb-storage-engine"><a href="/influxdb/v2/reference/internals/storage-engine/" target="">InfluxDB storage engine</a></h3>
<p>An overview of the InfluxDB storage engine architecture.</p>
<h3 id="influxdb-file-system-layout"><a href="/influxdb/v2/reference/internals/file-system-layout/" target="">InfluxDB file system layout</a></h3>
<p>The InfluxDB file system layout depends on the operating system, package manager, or containerization platform used to install InfluxDB.</p>
<h3 id="data-retention-in-influxdb"><a href="/influxdb/v2/reference/internals/data-retention/" target="">Data retention in InfluxDB</a></h3>
<p>The InfluxDB retention service checks for and removes data with timestamps beyond the defined retention period of the bucket the data is stored in.</p>
<h3 id="influxdb-runtime"><a href="/influxdb/v2/reference/internals/runtime/" target="">InfluxDB runtime</a></h3>
<p>Learn how to collect Go runtime profiling and tracing information to help with InfluxDB performance analysis and debugging.</p>
Sample data
Use sample data to familiarize yourself with time series data and InfluxDB. InfluxData provides many sample time series datasets to use with InfluxDB and InfluxDB Cloud.
Prometheus metric parsing formats
When scraping Prometheus-formatted metrics and writing them to InfluxDB, metrics are parsed and stored in InfluxDB in different formats.
Frequently asked questions
Find answers to common questions related to InfluxDB OSS.
Glossary
Terms related to InfluxData products and platforms.
Contribute to InfluxDB OSS
Find important information about what’s included in new versions of InfluxData products.
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Support and feedback
Thank you for being part of our community! We welcome and encourage your feedback and bug reports for InfluxDB and this documentation. To find support, use the following resources:
Customers with an annual or support contract can contact InfluxData Support.