Mike Reeves d9a9029ce5 Adopt pg_partman + pg_cron for Telegraf metric tables
Every telegraf.* metric table is now a daily time-range partitioned
parent managed by pg_partman. Retention drops old partitions instead
of the row-by-row DELETE that so-telegraf-trim used to run nightly,
and dashboards will benefit from partition pruning at query time.

- Load pg_cron at server start via shared_preload_libraries and point
  cron.database_name at so_telegraf so job metadata lives alongside
  the metrics
- Telegraf create_templates override makes every new metric table a
  PARTITION BY RANGE (time) parent registered with partman.create_parent
  in one transaction (1 day interval, 3 premade)
- postgres_telegraf_group_role now also creates pg_partman and pg_cron
  extensions and schedules hourly partman.run_maintenance_proc
- New retention reconcile state updates partman.part_config.retention
  from postgres.telegraf.retention_days on every apply
- so_telegraf_trim cron is now unconditionally absent; script stays on
  disk as a manual fallback
2026-04-16 17:27:15 -04:00
2023-12-19 18:58:17 +00:00
2024-04-11 15:32:00 -04:00
2026-03-31 09:17:08 -04:00
2025-06-27 11:00:35 -04:00
2026-04-01 10:47:59 -04:00
2026-03-31 09:17:08 -04:00
2024-09-04 13:25:45 -04:00
2020-11-17 09:00:02 -05:00
2025-02-20 11:07:50 -05:00
2026-03-04 15:48:16 -05:00
2026-03-05 11:05:19 -05:00
2023-06-26 16:01:58 -04:00
2022-09-07 09:06:25 -04:00
2026-04-15 15:04:20 -05:00

Security Onion Logo

Security Onion

Security Onion is a free and open Linux distribution for threat hunting, enterprise security monitoring, and log management. It includes a comprehensive suite of tools designed to work together to provide visibility into your network and host activity.

✨ Features

Security Onion includes everything you need to monitor your network and host systems:

  • Security Onion Console (SOC): A unified web interface for analyzing security events and managing your grid.
  • Elastic Stack: Powerful search backed by Elasticsearch.
  • Intrusion Detection: Network-based IDS with Suricata and host-based monitoring with Elastic Fleet.
  • Network Metadata: Detailed network metadata generated by Zeek or Suricata.
  • Full Packet Capture: Retain and analyze raw network traffic with Suricata PCAP.

⭐ Security Onion Pro

For organizations and enterprises requiring advanced capabilities, Security Onion Pro offers additional features designed for scale and efficiency:

  • Onion AI: Leverage powerful AI-driven insights to accelerate your analysis and investigations.
  • Enterprise Features: Enhanced tools and integrations tailored for enterprise-grade security operations.

For more information, visit the Security Onion Pro page.

☁️ Cloud Deployment

Security Onion is available and ready to deploy in the AWS, Azure, and Google Cloud (GCP) marketplaces.

🚀 Getting Started

Goal Resource
Download Security Onion ISO
Requirements Hardware Guide
Install Installation Instructions
What's New Release Notes

📖 Documentation & Support

For more detailed information, please visit our Documentation.

🤝 Contributing

We welcome contributions! Please see our CONTRIBUTING.md for guidelines on how to get involved.

🛡️ License

Security Onion is licensed under the terms of the license found in the LICENSE file.


Built with 🧅 by Security Onion Solutions.

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Security Onion 2 - Linux distro for threat hunting, enterprise security monitoring, and log management
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