InfluxDB.md

This page provides simple instructions on how to install and maintain InfluxDB.

Most of the production use of this software is with InfluxDB 1.7.7 = this version is well tested. Many users have reported missing data and empty graphs when using versions of InfluxDB prior to 1.7.x.

Linux

CentOS 7

Provided by community: unpoller/unpoller#30

CentOS 8 / RHEL 8

Provided by community: https://computingforgeeks.com/how-to-install-influxdb-on-rhel-8-centos-8/

Ubuntu 18.04

These directions came from here.

Install:

echo "deb https://repos.influxdata.com/ubuntu bionic stable" | sudo tee /etc/apt/sources.list.d/influxdb.list
sudo curl -sL https://repos.influxdata.com/influxdb.key | sudo apt-key add -
sudo apt -y update
sudo apt install -y influxdb

Start: sudo systemctl start influxdb

macOS

You need Homebrew:

  /usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"

brew install influxdb
brew services restart influxdb

InfluxDB

These commands work on Linux or macOS.

• Access command: influx

Delete database. Do this when the db is too large, or when unifi-poller changes a metric type to another type.

DROP DATABASE unifi

You can also get specific and drop certain measurements.

USE unifi
SHOW measurements
DROP measurement <measurement>

Create database:

influx -host localhost -port 8086
CREATE DATABASE unifi
USE unifi
CREATE USER unifipoller WITH PASSWORD 'unifipoller' WITH ALL PRIVILEGES
GRANT ALL ON unifi TO unifipoller