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Logging from OpenTelemetry

Quick Start

Overview
Getting Started on Windows
Getting Started with Docker
What's New in 2025.2?
Upgrading Seq

Getting Logs into Seq

Overview
API Keys
Logging from .NET
Logging from Node.js
Logging from Python
Logging from Java
Logging from Ruby
Logging from Go
Logging from OpenTelemetry
Ingestion with HTTP
Ingestion with GELF
Collecting Docker Container Logs
Collecting Kubernetes Logs
Other Log Sources
Application Health Checks

Getting Traces Into Seq

Overview
Tracing from .NET
- OpenTelemetry .NET SDK
- SerilogTracing
Tracing from Node.js
Tracing from OpenTelemetry
Tracing from Python
Ingestion with HTTP
Making Traces Useful

Using Seq

Search and Analyze Logs and Traces
Filter with Signals
Tracing
Dashboarding
Alerting
Organizing Workspaces
Visualization

Sending Notifications

Installing Output Apps
Notifying with Email
Notifying with Slack
Calling Webhooks
Alert Notification Properties
Template Syntax

Administration

Managing Users
Retention Policies
Seq Apps
Managing Storage
- Deleting Events
Indexing
- How do Signal Indexes work?
Internal Error Reporting
Usage Telemetry
Exporting Log Data
Event backup with JSON Archive
Migrating Seq Data
The Secret Key
Auditing
- Audit Schema
- Audit Events
Recovery Keys
Recovering without a Recovery Key
Monitoring Seq

Deployment on Windows

Overview
System Requirements
Storage
URLs
HTTPS (TLS/SSL)
- Configuring HTTPS with HTTP.sys
Service Account Requirements
Backup and Restore
Using SQL Server as a Metastore
Unattended Installation
Deployment Checklist

Deployment with Docker

Overview
Image Tags
Configuration
Init Scripts
Storage
Memory
HTTPS (TLS/SSL)
Running Server Commands
Getting a Shell to a Seq Container
Backup and Restore
Using PostgreSQL as a Metastore
Hardware Requirements

Deployment in Kubernetes

Using Helm
Storage
Memory
Ingress

Deployment in Azure

Using a Virtual Machine
Using Kubernetes Services
Using Azure Container Instances (ACI)
Using Azure Websites, Container Apps, or App Service

Clustering

Clustering Overview
Setting up a Seq HA Cluster
Adding, Updating, and Removing Nodes
Cluster Monitoring and Diagnostics
Converting a Standalone Seq Instance into a Cluster
Migrating Legacy DR Clusters to HA

Developer Guide

Using the HTTP API
Server API Endpoints
Writing Seq Apps in C#
Writing Seq Apps in Other Languages
Writing Custom Inputs
Command-line Client

Troubleshooting

Ingestion Troubleshooting
Performance Troubleshooting
Stability Troubleshooting
Data Recovery

Reference

Server Command Line
Server Configuration
Security
Data Storage
Version Support Policy
Acknowledgements

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Logging from OpenTelemetry

Seq exposes native OTLP endpoints for log ingestion from OpenTelemetry sources.

Updated about 1 year ago

What’s Next

OpenTelemetry .NET SDK