Raspberry Pi Grafana/Prometheus Chrony Exporter

[ccb056]

https://grafana.com/grafana/dashboards/19186-chrony/
https://github.com/SuperQ/chrony_exporter
https://linuxhit.com/prometheus-node-ex ... o-install/

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 wget https://github.com/SuperQ/chrony_exporter/releases/download/v0.12.1/chrony_exporter-0.12.1.linux-arm64.tar.gz 

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tar -xvzf chrony_exporter-0.12.1.linux-arm64.tar.gz

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cd chrony_exporter-0.12.1.linux-arm64

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sudo mv chrony_exporter /usr/local/bin

create /etc/systemd/system/chrony_exporter.service

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[Unit]
Description=Chrony Exporter
After=network.target

[Service]
ExecStart=/usr/local/bin/chrony_exporter \
  --web.listen-address=:9123 \
  --collector.sources \
  --collector.serverstats \
  --collector.chmod-socket \
  --chrony.address=unix:///run/chrony/chronyd.sock
Restart=always
User=root

[Install]
WantedBy=multi-user.target

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sudo systemctl daemon-reload

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sudo systemctl enable chrony_exporter

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sudo systemctl start chrony_exporter

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systemctl status chrony_exporter

add to /etc/prometheus/prometheus.yml

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  - job_name: 'chrony_exporter'
    static_configs:
      - targets: ['localhost:9123']   # or use the host IP/hostname

edit /etc/prometheus/prometheus.yml to add

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rule_files:
  - /etc/prometheus/rules/*.yml

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sudo mkdir -p /etc/prometheus/rules

create /etc/prometheus/rules/chrony.yml

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groups:
  - name: Chrony
    rules:
      - record: instance:chrony_clock_error_seconds:abs
        expr: >
          abs(chrony_tracking_last_offset_seconds)
          +
          chrony_tracking_root_dispersion_seconds
          +
          (0.5 * chrony_tracking_root_delay_seconds)

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promtool check config /etc/prometheus/prometheus.yml

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sudo systemctl restart prometheus

[ccb056]

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wget https://github.com/SuperQ/chrony_exporter/releases/download/v0.13.1/chrony_exporter-0.13.1.linux-arm64.tar.gz

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tar -xvf chrony_exporter-0.13.1.linux-arm64.tar.gz

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sudo systemctl stop chrony_exporter

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cd chrony_exporter-0.13.1.linux-arm64

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sudo cp chrony_exporter /usr/local/bin/chrony_exporter

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sudo chmod 755 /usr/local/bin/chrony_exporter

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sudo vi  /etc/systemd/system/chrony_exporter.service

add:

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--collector.sourcestats \

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sudo systemctl daemon-reload

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sudo systemctl start chrony_exporter

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chrony_exporter --version