Netdata is a distributed observability platform, not a traditional SIEM. It excels at infrastructure performance monitoring with Windows Event Log collection as part of unified observability. For security-focused use cases requiring event sequence correlation (e.g., brute force detection: 10 failed logins → successful login), threat intelligence integration, or compliance reporting templates, we recommend using Netdata alongside a dedicated SIEM. Many organizations deploy Netdata for infrastructure monitoring (90% cost reduction) while keeping their SIEM for security-specific features.

Netdata’s ML operates on metrics (numerical time-series), not on log event sequences. It trains 18 k-means models per metric to detect unusual patterns - for example, failed login rate spikes, resource exhaustion, or service failure patterns. This achieves 99% false positive reduction through consensus-based detection. However, Netdata does not perform security event correlation (e.g., detecting specific Event ID sequences like 4625 → 4624 for brute force attacks). For infrastructure behavior monitoring, this approach is highly effective; for security event correlation, complement with a dedicated SIEM.

Traditional SIEM platforms charge per GB or per event, creating unpredictable costs that scale with log volume. Netdata’s per-node pricing provides predictable costs, with no charges for metrics volume or Logs Monitoring (querying logs in place) - typically achieving 90% cost reduction compared to traditional platforms. No egress costs, no surprise bills. Edge-native architecture keeps data local, eliminating expensive centralized storage infrastructure. See detailed pricing.

60 seconds from installation to first dashboard. Single-command installation on Windows servers. Auto-discovery detects services (SQL Server, IIS, AD, Hyper-V), generates dashboards, and enables 400+ alerts - all automatically. ML models begin training immediately and provide first anomaly detection results after 15 minutes of baseline data collection. No PromQL to learn, no dashboards to build, no thresholds to tune. For enterprise deployments across hundreds of servers, use Ansible, Terraform, or Helm for automated rollout. View installation guide.

Yes, Netdata eliminates the need for WEF/WEC infrastructure. Each Windows server runs a Netdata Agent that queries Windows Event Logs via native API - no forwarding, no collector bottlenecks, no 4,000-client limits, no memory exhaustion issues. Alternatively, you can install Netdata on existing WEF collectors to get advanced search/filtering UI. The distributed architecture scales to 100,000+ nodes without central bottleneck. Learn about distributed architecture.

Yes, with the same agent and UI. Netdata provides unified observability across Windows Event Logs and Linux systemd-journal. Same deployment model (Ansible, Terraform, Helm), same interface, same skillset. Correlate Windows events with Linux metrics instantly. Monitor containers, Kubernetes, and cloud services (AWS, Azure, GCP) in the same dashboard. See all integrations.

Netdata provides: (1) Native Windows Event Log API access - all channels (Security, System, Application, etc.), (2) Full-text search across all system fields, (3) Histogram visualization for pattern detection, (4) Real-time streaming with PLAY mode, (5) Integration with infrastructure metrics for context, (6) AI-powered analysis via Ask AI. Netdata does NOT provide: pre-configured security event alerts (Event ID 4625, 4624, etc.), event sequence correlation, threat intelligence integration, or compliance reporting templates. View Windows monitoring capabilities.

Netdata queries Windows Event Logs directly via native API without duplicating them, so in-place retention follows Windows configuration (default 20MB, recommended 1-4GB); for longer retention, Netdata Logs Management collects Windows Event Logs through the OpenTelemetry Collector and retains them by size, age and file count, with offload to S3-compatible storage. Netdata provides instant access to all available events with full-text search and filtering. For metrics extracted from logs (e.g., failed login rate), Netdata stores these in its multi-tier database: 14 days per-second (Tier 0), 3 months per-minute (Tier 1), 2 years per-hour (Tier 2) - all with industry-leading compression (0.6 bytes/sample).

Netdata: Per-node pricing, per-second metrics, edge-native ML, zero configuration, 90% cost reduction. Datadog: Per-event + per-GB pricing, 15-second metrics, cloud-based ML, complex setup, unpredictable costs. Netdata excels at infrastructure performance monitoring with Windows Event Log access. Datadog provides broader APM and security features but at significantly higher cost. Many organizations replace Datadog with Netdata for infrastructure monitoring while keeping dedicated SIEM for security. See detailed comparison.

Yes, via one-way integration. Netdata can forward alerts to SIEM platforms via syslog, providing infrastructure context for security investigations. This complementary approach is ideal: use Netdata for infrastructure performance monitoring (90% cost reduction) and your existing SIEM for security event correlation and compliance reporting. Netdata does not support bidirectional SIEM integration or receiving enrichment data from SIEM platforms.

Netdata provides AI capabilities through multiple paths: (1) Netdata Cloud AI - Ask AI (one-click explanations on alerts), AI Insights (automated reports in 2-3 minutes), Anomaly Advisor (root cause in top 30-50 metrics). Requires a Netdata Cloud subscription; Business includes 10 AI credits per month. (2) Cloud MCP at app.netdata.cloud/api/v1/mcp - infrastructure-wide access with your own LLM (Business/Homelab plan). (3) Agent/Parent MCP - direct local access, bring your own LLM (Claude, ChatGPT, Gemini), free and open-source. Explore AI features.

Netdata does not provide compliance reporting templates (PCI-DSS, HIPAA, SOC2) out-of-the-box. For compliance-driven use cases, we recommend using a dedicated SIEM for compliance reporting while using Netdata for infrastructure performance monitoring. This hybrid approach still achieves significant overall cost reduction. Netdata provides comprehensive Windows Event Log access and infrastructure metrics that can support compliance requirements, but manual report generation is required.

Netdata: Zero learning curve. No query language (PromQL, SPL, KQL) required. Point-and-click analysis via NIDL framework. Algorithmic dashboards generate automatically. AI assistant explains issues in plain language. Same interface whether you have 1 year or 10 years experience. Traditional SIEM: 6-12 months. Requires PromQL/SPL expertise, manual dashboard building, threshold tuning, and continuous maintenance. Netdata makes observability accessible to lean teams without specialized skills.

Edge-native architecture provides: (1) Data sovereignty - Windows Event Logs stay on Windows servers, no egress costs, (2) Linear scalability - add 100 nodes without affecting existing 900, (3) No central bottleneck - each agent operates independently, (4) Faster queries - distributed execution across origin servers, (5) High availability - no single point of failure, (6) Cost efficiency - no centralized storage infrastructure. Compare this to traditional centralized SIEMs that create bottlenecks, exponential costs, and single points of failure. Understand distributed architecture.

Netdata automatically detects and monitors: SQL Server, IIS, Active Directory, Hyper-V, Exchange, Windows Defender, Print Server, DFS, plus 800+ other integrations including databases, web servers, message brokers, containers, and cloud services. Auto-discovery happens during installation - no manual configuration required. Dashboards and alerts activate automatically for discovered services. ML models begin training immediately after discovery. See all integrations.

Yes, for infrastructure performance monitoring. Netdata consolidates: (1) Metrics monitoring (Prometheus, Grafana), (2) Process and service monitoring, (3) Synthetic checks (HTTP/TCP/DNS), (4) Alerts (PagerDuty integration), (5) Windows Event Logs, (6) Linux systemd-journal, (7) Container monitoring (Docker, Kubernetes), (8) Cloud monitoring (AWS, Azure, GCP). Netdata also ingests OpenTelemetry distributed traces on Linux Agents, next to the metrics and logs of the same nodes. This reduces tool sprawl from 8-10 tools to a few (Netdata, a security SIEM if needed, and an APM suite only if you need code-level profiling). See consolidation benefits.

Netdata provides: (1) Community support - GitHub discussions, Discord, forums (free), (2) Business support - email/ticket support during business hours with SLA (included in Business plan), (3) Enterprise support - 24/7 availability, dedicated support team, phone support, custom SLAs (Enterprise plan), (4) Professional services - implementation assistance, architecture design, migration support, custom integrations, training programs. Contact sales for enterprise requirements.

Netdata’s distributed architecture eliminates the performance issues of centralized collection: (1) No WEF/WEC bottlenecks - each agent queries locally via native API, (2) No memory exhaustion - no 4,000-client limits, (3) No forwarding delays - instant access to events, (4) Efficient caching - provider metadata cached to reduce overhead, (5) Parallel queries - distributed execution across all nodes. Proven at 100,000+ node scale with consistent sub-2-second latency. See scalability details.

(1) Per-second metrics (3,000-20,000 per node), (2) Windows Event Log access, (3) ML anomaly detection (18 models per metric), (4) 400+ pre-configured alerts, (5) Algorithmic dashboards, (6) Multi-tier storage (years of retention), (7) AI troubleshooting (10 AI credits per month in Business), (8) RBAC and SSO, (9) Mobile apps. Pricing is predictable and per node, with no charges for metrics volume, Logs Monitoring (querying logs in place), users, data retention or containers. See current plan details.

Yes, 14-day free Business trial with no limit on nodes. No credit card required. Install agents on your Windows servers, explore dashboards, test AI features, evaluate cost savings. Community plan (up to 5 active connected nodes) remains free forever for personal, non-commercial use. Start free trial.