AzMonitor Blog
Monitoring & Reliability
Engineering Guides
126 in-depth articles on uptime monitoring, performance, SLA management, incident response, and reliability engineering — written for DevOps and SRE teams.
Reducing False Positives in Monitoring: Techniques for High-Signal Alerting
Learn proven techniques to reduce false positive alerts — better evaluation windows, smarter thresholds, multi-location confirmation, and statistical methods for noise reduction.
Third-Party Script Monitoring: The Hidden Performance Killer
Third-party scripts are often the biggest hidden performance killer. Learn to monitor, audit, and manage analytics, ads, chatbots, and other third-party scripts.
On-Call Metrics: Measuring and Improving Your On-Call Experience
Learn which metrics to track for on-call health, how to calculate on-call burden, identify burnout risks, and use data to systematically improve the on-call experience.
RUM Metrics: What to Measure and How to Interpret Real User Data
A comprehensive guide to Real User Monitoring metrics — from Core Web Vitals to custom business metrics — and how to interpret them to improve user experience.
Slack Alerting: Setting Up Effective Monitoring Notifications in Slack
Learn how to set up Slack alerting for monitoring, design effective notification formats, manage alert channels, and avoid common Slack notification anti-patterns.
What Is Real User Monitoring (RUM)? A Complete Introduction
Learn what Real User Monitoring is, how it works, what metrics it captures, and how it differs from synthetic monitoring for web performance measurement.
Certificate Transparency Monitoring for Security Teams
Certificate Transparency monitoring detects unauthorized SSL certificates issued for your domains. Learn how CT logs work and how to monitor them for security.
Uptime Monitoring for SaaS Applications: Best Practices
Best practices for uptime monitoring SaaS applications. Monitor APIs, auth flows, multi-tenant endpoints, and protect MRR with comprehensive availability checks.
Database Performance Monitoring: Metrics You Can't Ignore
Monitor critical database performance metrics: query latency, connection pool usage, replication lag, and index efficiency to prevent database-caused outages.
Alert Deduplication: Preventing Alert Storms and Notification Floods
Learn how alert deduplication works, how to implement grouping and correlation strategies, and how to prevent alert storms from overwhelming your on-call team during incidents.
Status Page Best Practices: Lessons from Companies That Do It Right
Best practices for status pages from companies with excellent communication track records, covering content, design, update cadence, and subscriber management.
Alerting Best Practices: Designing Alerts That Work When You Need Them
Learn the principles of effective alerting — what makes an alert good, how to set thresholds, prevent alert fatigue, and build an alerting strategy that improves over time.
Building a Status Page: Everything You Need to Know
Learn how to build an effective status page that keeps customers informed during outages, builds trust, and reduces support ticket volume.
HTTP Status Codes for Monitoring: What 200, 301, 404, 503 Mean
HTTP status codes explained for monitoring teams. Learn what 2xx, 3xx, 4xx, and 5xx codes mean for uptime monitoring and how to configure checks correctly.
Alert Routing: Sending the Right Alerts to the Right People
Design effective alert routing that sends critical alerts to on-call engineers, business alerts to stakeholders, and operational alerts to teams — without noise.
PagerDuty Setup: Configuring On-Call Alerting for Engineering Teams
Step-by-step guide to setting up PagerDuty for on-call alerting — services, escalation policies, schedules, integrations, and best practices for effective incident response.
API Latency Monitoring: P50, P95, P99 Percentiles Explained
Monitor API latency using percentiles (P50, P95, P99) instead of averages. Learn why percentiles matter, how to set thresholds, and what high tail latency means.
Customer SLA Dashboards: Giving Customers Real-Time Visibility Into Your Reliability
Learn how to build customer-facing SLA dashboards that show real-time uptime, historical availability, incident history, and compliance status against contractual commitments.
Escalation Policies: Designing Alert Escalation That Actually Works
Learn how to design alert escalation policies that ensure critical incidents always get attention while minimizing unnecessary interruptions to your team.
Server Uptime vs Website Uptime: Key Differences Explained
Server uptime and website uptime are not the same thing. Understand the critical differences, why you need both, and how each type of monitoring works.
On-Call Scheduling: Building Rotations That Don't Burn Out Your Team
Learn how to design on-call schedules that provide reliable coverage without burning out engineers, including rotation patterns, handoffs, and compensation.
SLA Credits: How Service Credits Work and Best Practices for Providers
Understand SLA credit structures, how to calculate and apply them correctly, automate credit processing, and use credits as a trust-building rather than adversarial mechanism.
Mixed Content Monitoring: HTTP Assets Breaking HTTPS Sites
Mixed content breaks HTTPS security by loading HTTP resources on HTTPS pages. Learn to detect, monitor, and fix mixed content before browsers block your assets.
CDN Performance Monitoring: Detecting Edge Node Failures
Monitor CDN performance to detect edge node failures, cache misses, and regional degradation. Keep your CDN working efficiently with continuous checks.