LogReplay Blog

Debugging, session replay, logging, and observability for small engineering teams.

• Self-Hosting a Highlight-Based Stack: What the Docs Don't Say
  Self-Hosted 2026-08-12

  Operator notes on running a Highlight.io self hosted stack: what ClickHouse, Kafka, Postgres, and Redis demand on one box, what to monitor, when to quit.

• Kubernetes Log Management for Clusters Nobody Officially Owns
  Log Management 2026-08-11

  A minimal kubernetes log management setup for small clusters without a platform team: stdout discipline, one DaemonSet agent, label routing, crash-loop capture.

• A PII Masking Checklist for Session Replay
  Privacy & Compliance 2026-08-10

  A field-by-field checklist for masking PII in session replay: inputs, text nodes, URLs, network bodies, third-party widgets, plus a verification step.

• Infinite Re-Renders: Reading React's Error Like a Pro
  Debugging 2026-08-09

  Why React throws 'Maximum update depth exceeded', the five loops that cause it, and how to find the real culprit when the stack trace points nowhere.

• Put a Replay Link in Every Bug Ticket
  Support Workflows 2026-08-08

  How to attach a session recording to a ticket in Zendesk, Intercom, or plain email, and why this one workflow change cuts clarification round-trips.

• LogRocket Alternatives for Teams That Balked at the Quote
  Comparisons 2026-08-07

  A decision framework for choosing a LogRocket alternative: self-hosting, session volume, error tracking overlap, and what each option trades away.

• Open Source Session Replay in 2026: Four Options, Zero Marketing
  Self-Hosted 2026-08-06

  OpenReplay, Highlight/LogReplay, PostHog, and raw rrweb compared on license, resource footprint, and upgrade pain for teams that self-host replay.

• Is Session Replay Legal? Jurisdiction by Jurisdiction
  Privacy & Compliance 2026-08-05

  Session replay is legal in most places with the right setup. Where US wiretap suits and EU consent rules bite, and which configuration choices matter.

• Self-Hosted Session Replay on One VPS: a Realistic Setup
  Self-Hosted 2026-08-03

  Sizing, Docker layout, TLS via nginx and certbot, disk growth math, and backups for running self-hosted session replay on a single 8GB/4-core VPS.

• Sampling: Recording Less Without Knowing Less
  Concepts 2026-08-02

  How sampling works in monitoring: head vs tail sampling, error-biased strategies, the real odds of missing a bug, and cost math at different rates.

• The rrweb record() Options That Actually Matter
  rrweb 2026-08-01

  Six rrweb record options that change privacy, performance, and replay fidelity: maskAllInputs, blockClass, sampling, inlineStylesheet, slimDOM, recordCanvas.

• Rage Clicks: What Counts, What They Mean, When to Ignore Them
  Concepts 2026-07-31

  What counts as a rage click, the detection thresholds tools use, the common false positives, and how to tell real frustration from click habits.

• Sentry Session Replay Pricing: When the Per-Replay Math Stops Working
  Comparisons 2026-07-30

  A worked example of Sentry session replay pricing: how per-replay billing scales with traffic and sample rates, and where flat-tier tools become cheaper.

• Why Replay Vendors All Ended Up on ClickHouse
  Self-Hosted 2026-07-28

  Why session replay vendors converged on ClickHouse for session data: append-only event shape, columnar compression, and MergeTree ordering explained.

• How Much Does Session Replay Actually Slow Down Your Site?
  Session Replay Basics 2026-07-27

  Session replay overhead broken into bundle size, CPU, memory, and network — and how to measure the real cost on your own app instead of trusting vendors.

• Microsoft Clarity Is Free — Here's What That Buys You in Session Replay
  Comparisons 2026-07-26

  Microsoft Clarity's session replay is genuinely free and genuinely useful — for UX research. Here's where it stops helping engineers debug.

• Onboarding Drop-Off: UX Problem or Silent Error?
  Support Workflows 2026-07-24

  SaaS onboarding drop off debugging starts with one question: are users confused or is something broken? How to tell hesitation from silent failure.

• The ELK Stack in 2026: Still Worth the Memory Bill?
  Log Management 2026-07-22

  An honest look at ELK stack log management in 2026: what Elasticsearch still does best, what the JVM heap really costs, and when Loki or ClickHouse wins.

• Session Replay in Next.js: App Router Edition
  Setup How-Tos 2026-07-21

  How to add session replay to a Next.js App Router project: client component providers, strict mode double-init, env vars, and route change tracking.

• "It Doesn't Work": Turning Vague Bug Reports Into Reproductions
  Debugging 2026-07-19

  How to reproduce a bug from a user report that says almost nothing: five questions worth asking, ten that waste time, and how to stop needing to ask.