Gnocchi

What it does

Aggregation

Gnocchi computes metric aggregations when data is ingested and stores the results for fast retrieval.checked 11 Oct 2026

Aggregation policies

Archive policies configure which aggregations to compute and how many aggregates to retain; supported methods include minimum, maximum, average, percentile, and standard deviation.checked 11 Oct 2026

Architecture

Its API and metric processing services are stateless and can be scaled horizontally by running additional daemons or API endpoints.checked 11 Oct 2026

Authentication

The API supports basic authentication, OpenStack Keystone authentication, and remote-user authentication.checked 11 Oct 2026

Deployment

Gnocchi can be installed with pip, from source, using Docker, or using OpenShift.checked 11 Oct 2026

Features

Its listed features include an HTTP REST interface, horizontal scalability, metric aggregation, measures batching, archiving policies, metric value search, structured resources, and resource history.checked 11 Oct 2026

Grafana

Gnocchi supports Grafana.checked 11 Oct 2026

Indexer

The documented indexer drivers are PostgreSQL, which is preferred, and MySQL version 5.6.4 or later.checked 11 Oct 2026

Indexer backends

The supported indexer database drivers are PostgreSQL and MySQL, with PostgreSQL marked preferred.checked 11 Oct 2026

Installation

Gnocchi can be installed using pip, from source, or using Docker; the documentation also describes an OpenShift installation option.checked 11 Oct 2026

Integrations

The documentation lists support for Grafana, Prometheus Remote Write, Nagios/Icinga, StatsD, Collectd, InfluxDB line protocol, and AMQP 1.0.checked 11 Oct 2026

Multi-tenancy

Gnocchi lists multi-tenant support as a main feature.checked 11 Oct 2026

Other integrations

The feature list includes Nagios/Icinga, StatsD, Collectd, InfluxDB line protocol ingestion, and AMQP 1.0 support.checked 11 Oct 2026

Product

Gnocchi is an open-source time series database for storing and indexing time series data and resources at large scale.checked 11 Oct 2026

Prometheus

Gnocchi supports Prometheus Remote Write.checked 11 Oct 2026

Purpose

Gnocchi is an open-source time series database for storing and indexing time series data and resources at large scale.checked 11 Oct 2026

Scalability

Gnocchi services are stateless and can be scaled horizontally by running additional daemons or API endpoints.checked 11 Oct 2026

Storage

Documented storage options include file, Ceph, OpenStack Swift, Amazon S3, and Redis; Ceph is described as the recommended driver.checked 11 Oct 2026

Storage backends

Incoming and aggregated metric storage can use File, Ceph, OpenStack Swift, Amazon S3, or Redis drivers.checked 11 Oct 2026

Support

The project documentation points users to its source code, GitHub bug tracker, and the #gnocchi IRC channel on OFTC.checked 11 Oct 2026

Tenancy

Gnocchi supports multi-tenant use.checked 11 Oct 2026

Upgrade limit

Upgrades are supported between major versions one step at a time or between minor versions; upgrading directly from version 2 to version 4 is unsupported.checked 11 Oct 2026

Upgrade limitation

The documentation says upgrades are supported between major versions one step apart or between minor versions, and warns that backlog data is not migrated between versions.checked 11 Oct 2026