Install Grafana on Debian or Ubuntu
sudo apt-get install -y apt-transport-https sudo apt-get install -y software-properties-common wget sudo wget -q -O /usr/share/keyrings/grafana.key https://apt.grafana.com/gpg.key
Stable release echo "deb [signed-by=/usr/share/keyrings/grafana.key] https://apt.grafana.com stable main" | sudo tee -a /etc/apt/sources.list.d/grafana.list Beta release echo "deb [signed-by=/usr/share/keyrings/grafana.key] https://apt.grafana.com beta main" | sudo tee -a /etc/apt/sources.list.d/grafana.list
sudo apt-get update
sudo apt-get install grafana #To start Grafana Server sudo /bin/systemctl status grafana-server
Install Loki and Promtail using Docker
Download Loki Config
wget https://raw.githubusercontent.com/grafana/loki/v2.8.0/cmd/loki/loki-local-config.yaml -O loki-config.yaml
Run Loki Docker container
docker run -d --name loki -v $(pwd):/mnt/config -p 3100:3100 grafana/loki:2.8.0 --config.file=/mnt/config/loki-config.yaml
Download Promtail Config
wget https://raw.githubusercontent.com/grafana/loki/v2.8.0/clients/cmd/promtail/promtail-docker-config.yaml -O promtail-config.yaml
Run Promtail Docker container
docker run -d --name promtail -v $(pwd):/mnt/config -v /var/log:/var/log --link loki grafana/promtail:2.8.0 --config.file=/mnt/config/promtail-config.yaml
Install Prometheus and cAdvisor
cAdvisor (short for container Advisor) analyzes and exposes resource usage and performance data from running containers. cAdvisor exposes Prometheus metrics out of the box.
Download the prometheus config file
Wget https://raw.githubusercontent.com/prometheus/prometheus/main/documentation/examples/prometheus.yml
Install Prometheus using Docker
docker run -d --name=prometheus -p 9090:9090 -v <PATH_TO_prometheus.yml_FILE>:/etc/prometheus/prometheus.yml prom/prometheus --config.file=/etc/prometheus/prometheus.yml
Add cAdvisor target
scrape_configs:
- job_name: cadvisor
scrape_interval: 5s
static_configs:
- targets:
- cadvisor:8080
#Using Docker Compose
version: '3.2'
services:
prometheus:
image: prom/prometheus:latest
container_name: prometheus
ports:
- 9090:9090
command:
- --config.file=/etc/prometheus/prometheus.yml
volumes:
- ./prometheus.yml:/etc/prometheus/prometheus.yml:ro
depends_on:
- cadvisor
cadvisor:
image: gcr.io/cadvisor/cadvisor:latest
container_name: cadvisor
ports:
- 8080:8080
volumes:
- /:/rootfs:ro
- /var/run:/var/run:rw
- /sys:/sys:ro
- /var/lib/docker/:/var/lib/docker:ro
depends_on:
- redis
redis:
image: redis:latest
container_name: redis
ports:
- 6379:6379
# Verify
docker-compose up -d
docker-compose ps
Test PromQL
rate(container_cpu_usage_seconds_total{name="redis"}[1m])
container_memory_usage_bytes{name="redis"}