Config Prometheus + Grafana

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/etc/prometheus/prometheus.yml :

# Sample config for Prometheus.

global:
  scrape_interval:     15s # Set the scrape interval to every 15 seconds. Default is every 1 minute.
  evaluation_interval: 15s # Evaluate rules every 15 seconds. The default is every 1 minute.
  # scrape_timeout is set to the global default (10s).

  # Attach these labels to any time series or alerts when communicating with
  # external systems (federation, remote storage, Alertmanager).
  external_labels:
      monitor: 'example'

# Alertmanager configuration
alerting:
  alertmanagers:
  - static_configs:
    - targets: ['localhost:9093']

# Load rules once and periodically evaluate them according to the global 'evaluation_interval'.
rule_files:
  # - "first_rules.yml"
  # - "second_rules.yml"

# A scrape configuration containing exactly one endpoint to scrape:
# Here it's Prometheus itself.
scrape_configs:
  # The job name is added as a label `job=<job_name>` to any timeseries scraped from this config.
  - job_name: 'prometheus'

    # Override the global default and scrape targets from this job every 5 seconds.
    scrape_interval: 5s
    scrape_timeout: 5s

    # metrics_path defaults to '/metrics'
    # scheme defaults to 'http'.

    static_configs:
      - targets: ['localhost:9090']

  - job_name: node
    # If prometheus-node-exporter is installed, grab stats about the local
    # machine by default.
    static_configs:
      - targets: ['localhost:9100']

  - job_name: pcadmin
    static_configs:
      - targets: ['10.10.40.4:9100']

  - job_name: glpi
    static_configs:
      - targets: ['10.10.30.5:9100']

  - job_name: teamspeak
    static_configs:
      - targets: ['10.10.30.6:9100']

  - job_name: ldap
    static_configs:
      - targets: ['10.10.30.7:9100']

  - job_name: kerberos
    static_configs:
      - targets: ['10.10.30.8:9100']

  - job_name: ssh
    static_configs:
      - targets: ['10.10.40.5:9100']

  - job_name: squid
    static_configs:
      - targets: ['192.168.10.2:9100']

  - job_name: dhcp
    static_configs:
      - targets: ['192.168.10.3:9100']

  - job_name: dns
    static_configs:
      - targets: ['192.168.10.4:9100']

  - job_name: opnsense
    static_configs:
      - targets: ['192.168.10.1:9100']


  - job_name: switch
    static_configs:
      - targets: ['10.10.40.9:9100']

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