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Best Real User Monitoring Tools with Session Replay in 2026

Seven RUM tools that include session replay, compared on privacy masking defaults, how they price replays, and what else they bring to frontend debugging.

What Is AI SRE? How AI Is Changing Incident Response

What an AI SRE is, how it investigates incidents and finds root causes, how it differs from AIOps, what it can and can't do yet, and how OpenObserve's AI SRE Agent works.

What Is LLM Observability? The Complete 2027 Guide

LLM observability explained for engineers: what it is, why traditional APM misses LLM failures, the three layers (computational, semantic, agentic), the core signals to track in production, and how OpenTelemetry GenAI semantic conventions standardize instrumentation.

Gorakhnath Yadav

2026-11-12

How To

OpenObserve Logging Monitoring

Common Nginx Errors and How to Fix Them

How to diagnose and fix the most common Nginx errors: 502 Bad Gateway, 504 Gateway Timeout, 413, 414 and 400 header errors, upstream buffer errors, worker connection limits, 403 and 404, with the directives and defaults from the Nginx docs.

Simran Kumari

2026-11-11

Self-Hosted vs SaaS vs BYOC Observability: Which Should You Choose?

Engineering

OpenObserve Observability Cost

Self-Hosted vs SaaS vs BYOC Observability: Which Should You Choose?

A decision framework for choosing how to run observability: what self-hosted, SaaS, and BYOC each cost at three data volumes, how much operational work each takes, and when each one wins.

Simran Kumari

2026-11-11

How to Evaluate Observability Vendors: A 2026 Buyer's Checklist

Engineering

Observability OpenTelemetry Comparisons

How to Evaluate Observability Vendors: A 2026 Buyer's Checklist

A practical framework for choosing an observability platform: nine weighted criteria, a downloadable scorecard, a 30-day POC plan, and the questions that reveal switching costs.

Simran Kumari

2026-11-06

Observability Pricing Models: Ingest, Host, User & Flat-Rate

Engineering

Observability Cost Comparisons

Observability Pricing Models: Ingest, Host, User & Flat-Rate

How observability vendors charge, explained: ingest, host, user, and flat-rate pricing, hidden fees, a vendor matrix, and worked cost examples.

Simran Kumari

2026-11-05

What Is a Status Page? How It Works and How to Run One

Engineering

OpenObserve Monitoring Observability

What Is a Status Page? How It Works and How to Run One

What a status page is, what belongs on one, public vs private pages, how the uptime percentage is calculated, and how to communicate during an incident.

Simran Kumari

2026-10-30

9 Best Sumo Logic Alternatives in 2026: Full Comparison

Engineering

Comparisons Logging Observability

9 Best Sumo Logic Alternatives in 2026: Full Comparison

Compare the best Sumo Logic alternatives in 2026, including open source and cost-efficient log analytics options, on features, pricing, and deployment.

Simran Kumari

2026-10-23

A Complete Guide to Kube-Prometheus-Stack: Setup, Scaling, and Optimization

How To

Kubernetes Prometheus Metrics

A Complete Guide to Kube-Prometheus-Stack: Setup, Scaling, and Optimization

A practical guide to kube-prometheus-stack: what the Helm chart installs, how its components fit together, key values to change, and scaling challenges.

Jubril Oyetunji

2026-10-22

Caught Before It Mattered: How a Slow Latency Drift Almost Became a Black Friday Outage

Engineering

OpenObserve Alerts SRE

Caught Before It Mattered: How a Slow Latency Drift Almost Became a Black Friday Outage

A use case from DataElicit Solutions: how log parsing, baseline-compared alerts, and composite alerts in OpenObserve caught a slow p99 latency drift 11 days before Black Friday.

Tejas Shah

2026-10-05

7 OpenObserve Architecture Patterns for Scaling Efficiently

Engineering

OpenObserve Observability Pipelines

7 OpenObserve Architecture Patterns for Scaling Efficiently

Seven OpenObserve architecture patterns for running at any scale: pick the right deployment mode, scale the real bottleneck, speed up repeated searches, tier retention, own your storage, go multi-region, and shape data at ingest.

Tejas Shah

2026-10-05

How To

AWS OpenObserve DevOps

How to Deploy OpenObserve on AWS ECS Fargate

Learn how to deploy OpenObserve on AWS ECS Fargate by building the ECS task definition step by step: compute, EFS, S3, IAM roles, Secrets Manager, a Cloudflare sidecar, and health checks.

Daniel R.

2026-09-30

Replacing the Grafana LGTM Stack with a Unified Platform

Engineering

Comparisons Observability OpenTelemetry

Replacing the Grafana LGTM Stack with a Unified Platform

How teams are replacing the Grafana LGTM stack (Loki, Grafana, Tempo, Mimir) with OpenObserve, a single unified platform for logs, metrics, and traces.

Simran Kumari

2026-09-29

Best Open Source Kubernetes Monitoring Tools in 2026: Complete Guide

Engineering

Kubernetes Monitoring Observability

Best Open Source Kubernetes Monitoring Tools in 2026: Complete Guide

A comprehensive comparison of open source Kubernetes monitoring tools in 2026: OpenObserve, Prometheus + Grafana, VictoriaMetrics, Elastic Stack, Netdata, Loki, Zabbix, Checkmk, Robusta, and Pixie. Covers metrics, logs, and traces for self-hosted clusters.

Simran Kumari

2026-09-21

On-Premise Kubernetes Monitoring: Tools & Best Practices

Engineering

Kubernetes Monitoring Observability

On-Premise Kubernetes Monitoring: Tools & Best Practices

A practical guide to on-premise Kubernetes monitoring: why self-hosted clusters need a different approach, the best practices to follow, and the top open source tools to run in 2026.

Simran Kumari

2026-09-16

Best Open Source LLM Observability Tools in 2026: Complete Guide

Engineering

AI Observability Comparisons

Best Open Source LLM Observability Tools in 2026: Complete Guide

A comprehensive comparison of open source LLM observability tools in 2026: OpenObserve, Langfuse, Confident AI, and Arize Phoenix. Covers prompt tracing, cost tracking, online evaluations, and unified infrastructure monitoring.

Simran Kumari

2026-09-15

Monitoring CockroachDB Cluster with OpenObserve

How To

Database Metrics Monitoring

Monitoring CockroachDB Cluster with OpenObserve

A step-by-step guide to monitoring a CockroachDB cluster with OpenObserve: collect Prometheus metrics via remote write and import ready-made dashboards.

Anurag Vishwakarma

2026-09-15

How To

Integrations Logging Observability

How to Send uberAgent Data to OpenObserve with Nginx and njs

A working setup for uberAgent ingestion into OpenObserve. Covers the Nginx njs shim that makes uberAgent's Elasticsearch data-stream bulk format land correctly, the proxy config, verification, timestamp mapping, and troubleshooting.

Chaitanya Sistla

2026-09-10

VMware vSphere Monitoring with OpenTelemetry Collector on Windows

How To

OpenTelemetry Monitoring Integrations

VMware vSphere Monitoring with OpenTelemetry Collector on Windows

A complete guide to monitoring VMware vSphere with the OpenTelemetry Collector Contrib distribution on Windows: vCenter setup, the full collector config, running it as a service, ESXi syslog, the metrics reference, validation, and the stream-name gotcha that leaves the Metrics explorer empty.

Chaitanya Sistla

2026-09-10

Log Levels Explained: DEBUG, INFO, WARN, ERROR & Best Practices

How To

Logging Observability Monitoring

Log Levels Explained: DEBUG, INFO, WARN, ERROR & Best Practices

A complete guide to log levels: what DEBUG, INFO, WARN, ERROR, TRACE, and FATAL actually mean, how log level hierarchy and filtering work, and best practices for choosing the right level in every environment.

Simran Kumari

2026-09-08

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