Tutorials
Practical guides on uptime, monitoring, DRaaS, load balancing and AWS reliability from Pingy.io. Tracking an incident? See Outage Reports.
Application Load Balancer vs Network Load Balancer: Choosing Right on AWS
A practical breakdown of when to use ALB versus NLB so you pick the right tool before traffic hits production.
How to Run a Disaster-Recovery Game Day
A step-by-step guide to planning, executing, and learning from a structured DR exercise before a real outage forces your hand.
BGP and Route Leaks: Why the Internet's Routing System Can Take Down Your Service
A practical explanation of how BGP works, what a route leak is, and why it can make your perfectly healthy servers unreachable to half the world.
DNS TTLs and Failover: Tuning for Fast Recovery
How to set DNS TTLs strategically so your failover actually works when you need it most.
How CDNs Improve Uptime and Absorb Traffic Spikes
A practical look at how content delivery networks reduce single-origin risk, handle sudden load surges, and fit into a reliability-focused architecture.
The First 10 Minutes of an Outage: An Incident Commander's Checklist
A concrete, step-by-step guide to the decisions and actions that matter most in the opening minutes of a production incident.
On-Call Rotations That Don't Burn People Out
A practical guide to structuring on-call schedules, escalation policies, and recovery time so engineers stay alert, effective, and willing to stay on the team.
Writing a Blameless Post-Mortem That Actually Helps
A practical guide to running post-mortems that surface real system insights instead of assigning blame and getting filed away.
Status Pages: How to Communicate During an Incident
A practical guide to running a status page that actually helps your users during an outage—what to post, when to post it, and how to avoid the common mistakes that erode trust.
The Four Golden Signals of Monitoring
A practical guide to latency, traffic, errors, and saturation — the four metrics every production system needs to instrument first.
Reducing Alert Fatigue with Smart Thresholds and Flap Damping
How to cut through the noise by tuning alert thresholds and suppressing transient failures before they wake someone up at 3 a.m.
Synthetic Monitoring vs Real-User Monitoring (RUM): Choosing the Right Tool for the Job
A practical breakdown of how synthetic and real-user monitoring differ, when to use each, and how to combine them for complete visibility into your application's health.