Last9 MCP Server: Fix Production Issues in Your Local Environment
Ask your agent to bring production context to your local environment, debug issues, and fix them. Sit back and vibe monitor.
Do More with Less
Unlock high cardinality monitoring for your teams.
Docker Status Unhealthy: What It Means and How to Fix It
What Docker’s “unhealthy” status means, why it happens, and how to debug failing containers with clarity and control.
LangChain Observability: From Zero to Production in 10 Minutes
Add tracing, metrics, and cost visibility to your LangChain app in minutes using OpenTelemetry and LangSmith, no rewrites needed.
How to Run Elasticsearch on Kubernetes
Understand how to deploy, scale, and manage Elasticsearch on Kubernetes with the right configs for storage, availability, and performance.
LangChain & LangGraph: The Frameworks Powering Production AI Agents
LangChain and LangGraph help build production-grade AI agents. Here's how they work, and why observability is key to running them reliably.
How to Write Logs to a File in Go
Understand how to write logs to a file in Go, avoid common pitfalls, and build a production-ready logging setup with performance and safety in mind.
Logging in Docker Swarm: Visibility Across Distributed Services
Know how to access, troubleshoot, and centralize logs in Docker Swarm for better visibility into your distributed services.
Prometheus Gauges vs Counters: What to Use and When
Understand the difference between Prometheus gauges and counters, when to use each, and how to avoid common metric pitfalls.
Prometheus and CloudWatch Integration for AWS Metric Collection
Understand how to collect and query AWS CloudWatch metrics in Prometheus using the CloudWatch exporter, setup, IAM config, and best practices.
How to Configure Docker’s Shared Memory Size (/dev/shm)
Understand how to configure Docker’s /dev/shm size to avoid memory errors in Chrome, PostgreSQL, and other high-memory workloads.