InfluxDB

Vers la page de la version 0.8 InfluxDB 0.8

http://influxdb.com/

https://github.com/influxdb/influxdb

open-source distributed time series database with no external dependencies.

(metrics, events, and analytics)

developped in Go language

Voir https://speakerdeck.com/pauldix/introducing-influxdb-an-open-source-distributed-time-series-database

Demo sur http://play.influxdb.com/ (source code)

InfluxDB @ AIR

• SmartCampus

Installation

http://influxdb.com/download/

On Linux (Debian)

# for 64-bit systems
wget http://influxdb.s3.amazonaws.com/influxdb_0.9.3_amd64.deb
sudo dpkg -i influxdb_0.9.3_amd64.deb

On OS X

brew update
brew install influxdb

Démarrage

sudo /etc/init.d/influxdb start

Naviguez sur http://localhost:8083/ username : root & password : root

Pensez à changer ces valeurs dans /usr/local/etc/influxdb.conf quand vous mettez influxdb en production

Le fichier de configuration peut être généré au moyen de :

/opt/influxdb/influxd config > /etc/influxdb/influxdb.generated.conf

Premiers Pas

Via le shell

influx

Créer la base

CREATE DATABASE mydb
SHOW DATABASES
USE mydb

Insérer des points

INSERT cpu,host=serverA,region=us_west value=0.64
INSERT cpu,host=serverA,region=us_east value=0.70
INSERT cpu,host=serverA,region=us_west value=0.70
INSERT cpu,host=serverA,region=us_east value=0.90

INSERT payment,device=mobile,product=Notepad,method=credit billed=33,licenses=3i 1434067467100293230

INSERT stock,symbol=AAPL bid=127.46,ask=127.48

INSERT temperature,machine=unit42,type=assembly external=25,internal=37 1434067467000000000

Consulter la base

show series

SELECT * FROM cpu
SELECT * FROM cpu WHERE value >= 0.7
SELECT * FROM cpu LIMIT 1
SELECT value from cpu WHERE time > now() - 7d
SELECT mean(value) FROM cpu WHERE time > now() - 1h GROUP BY time(10m);

SELECT * FROM temperature

Via l'interface REST

curl -G 'http://localhost:8086/query?pretty=true' --data-rlencode "db=mydb" --data-urlencode "q=SELECT value FROM cpu WHERE region='us_west'"

Requêtes multiples

curl -G 'http://localhost:8086/query?pretty=true' --data-rlencode "db=mydb" --data-urlencode "q=SELECT value FROM cpu WHERE region='us_west';SELECT count(value) FROM cpu WHERE region='us_west'"

Affichage en seconde

curl -G 'http://localhost:8086/query?pretty=true' --data-urlencode "db=mydb" --data-urlencode "epoch=s" --data-urlencode "q=SELECT value FROM cpu WHERE region='us_west'"

Affichage d'un 'chunk' de 20000

curl
 -G 'http://localhost:8086/query' --data-urlencode "db=mydb" --data-urlencode "chunk_size=20000" --data-urlencode "q=SELECT * FROM cpu"

Via l'interface Web

Depuis l'interface web http://localhost:8083/, Créez une base : mydb

Clustering

avec Raft

Telegraf

https://github.com/influxdb/telegraf agent written in Go for collecting metrics from the system it's running on, or from other services, and writing them into InfluxDB.

Chronograf

Chronograf is a single binary web application that you can deploy behind your firewall to do ad hoc exploration of your time series data in InfluxDB.

Installation

wget https://s3.amazonaws.com/get.influxdb.org/chronograf/chronograf_0.1.0_amd64.deb
sudo dpkg -i chronograf_0.1.0_amd64.deb

sudo service chronograf start