The Site Reliability Podcast with Fexingo: SRE, Uptime, and Production Engineering

Afleveringen

• How SRE Teams Use Blameless Culture to Improve Incident Response 07.07.2026 10min

  The most resilient systems aren't built by perfect engineers — they're built by teams that can learn from failure without fear of punishment. In this episode, Lucas and Luna explore the transition from 'root cause analysis' to 'blameless postmortems' at companies like Etsy and Google. They unpack how blameless culture actually works in practice: how Etsy's 'Blameless Postmortem' framework reduced repeat incidents by over 40 percent, why Google's SRE book explicitly bans the phrase 'human error', and how one incident at a major payment processor revealed deeper systemic issues that finger-pointing would have buried. The hosts also wrestle with the real tension — how do you hold engineers accountable without blame? And does 'blameless' ever become a free pass for carelessness? With concrete case studies and honest pushback, this episode gives SRE teams a practical guide to building a culture that actually learns. #BlamelessCulture #IncidentResponse #SRE #SiteReliabilityEngineering #Postmortem #LearningFromFailure #Etsy #Google #DevOps #ReliabilityEngineering #IncidentManagement #NoBlame #PsychologicalSafety #RootCauseAnalysis #ProductionEngineering #TechCulture #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
• How SRE Teams Use Incident Severity Frameworks to Triage Faster 07.07.2026 13min

  Every outage feels urgent, but not every issue deserves a full war room. In this episode, Lucas and Luna dive into how SRE teams use incident severity frameworks — from P0 to P5 — to classify, triage, and respond efficiently. They break down the trade-offs between speed and accuracy when assigning severity, using real examples from major outages at GitHub and Cloudflare. Learn why well-defined severity levels reduce cognitive load during incidents, how to avoid 'severity creep' where everything becomes a P1, and the simple rule that prevents teams from overreacting to minor blips. If you're on call or building incident response processes, this one is for you. #IncidentSeverity #SRE #IncidentResponse #P0P1P2 #Triage #OnCall #GitHub #Cloudflare #SiteReliabilityEngineering #DevOps #IncidentManagement #SeverityFramework #WarRoom #CognitiveLoad #Uptime #Technology #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
• How SRE Teams Use Synthetic Monitoring to Catch Problems Before Users Do 06.07.2026 10min

  In episode 95 of The Site Reliability Podcast with Fexingo, Lucas and Luna explore how synthetic monitoring helps SRE teams detect issues before they impact real users. They break down the difference between synthetic and real-user monitoring, walk through a concrete example at a large e-commerce platform where synthetic checks caught a checkout failure ahead of a flash sale, and discuss how to design synthetic probes that don't generate noise or false alarms. The hosts also cover trade-offs like maintenance overhead and the risk of synthetic monitoring missing edge cases. If you're building or maintaining an SRE practice, this episode gives you a practical framework for deciding what to monitor synthetically and how to keep your tests meaningful. #SyntheticMonitoring #SRE #SiteReliabilityEngineering #Observability #IncidentResponse #Uptime #ProactiveMonitoring #ECommerce #CheckoutFailure #FlashSale #SLO #ErrorBudget #CanaryDeployment #AlexaRankings #Technology #FexingoBusiness #BusinessPodcast #UptimePodcast Keep every episode free: buymeacoffee.com/fexingo
• How SRE Teams Use Incident Command Systems to Coordinate Response 06.07.2026 7min

  In this episode of The Site Reliability Podcast with Fexingo, Lucas and Luna break down how SRE teams adopt Incident Command Systems (ICS) from emergency services to structure their response to major outages. They walk through a real-world example of a large e-commerce platform that used ICS during a Black Friday traffic surge, explaining how the Incident Commander, Scribe, and Operations roles prevent chaos. The hosts discuss why having a clear command hierarchy reduces mean time to resolution, how to train team members for these roles, and common pitfalls like role confusion. They also touch on integrating ICS with existing tools like PagerDuty and Slack. By the end, you'll have a concrete framework to start implementing ICS in your own on-call rotations. #IncidentCommandSystem #SRE #SiteReliabilityEngineering #IncidentResponse #OnCall #BlackFriday #ECommerce #IncidentCommander #Scribe #OperationsRole #MTTR #PagerDuty #Slack #CommandHierarchy #TechOps #ProductionEngineering #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
• How SRE Teams Use Saturation Metrics to Prevent Capacity Crises 05.07.2026 8min

  Episode 93 of The Site Reliability Podcast with Fexingo. Lucas and Luna dive into saturation metrics — the often-overlooked cousin of CPU and memory — and how they act as early warning signals for capacity bottlenecks. Using the real-world example of a mid-2025 incident at a major European e-commerce platform, they break down the difference between utilization and saturation, why queue depth matters more than load average, and how setting a saturation-based SLO caught a storage I/O problem 40 minutes before users saw errors. The hosts discuss trade-offs between measuring the right thing and the overhead of collecting those metrics, and share a practical rule of thumb: if your p99 latency is flat but your p50 is climbing, you have a saturation problem, not a performance problem. No clickbait, no fluff — just SRE craft you can use. #SaturationMetrics #SiteReliabilityEngineering #SRE #CapacityPlanning #Observability #IncidentPrevention #ECommerce #StorageIO #QueueDepth #ServiceLevelObjectives #SLO #Latency #Monitoring #Infrastructure #FexingoBusiness #BusinessPodcast #Technology #TechPodcast Keep every episode free: buymeacoffee.com/fexingo
• How SRE Teams Use SLO Burn Rates to Detect Problems Early 05.07.2026 8min

  Episode 92 of The Site Reliability Podcast with Fexingo dives into SLO burn rates — a powerful metric that tells you not just when an SLO is violated, but how fast you're burning through your error budget. Lucas and Luna walk through a real incident at a major streaming platform where a 2% error rate over 10 minutes triggered an urgent response, while the same rate over an hour wouldn't have. They explain how burn rate thresholds let SRE teams detect problems in minutes rather than waiting for the monthly SLO check. The episode covers the window size trade-off, how to set alerting windows (like 5-minute, 30-minute, 6-hour), and why using multiple windows together prevents both alert fatigue and blind spots. No fluff, just practical SRE signal detection. #SRE #SiteReliabilityEngineering #SLO #ErrorBudget #BurnRate #Alerting #IncidentResponse #Observability #Reliability #Uptime #DevOps #Monitoring #TechOps #ProductionEngineering #FexingoBusiness #BusinessPodcast #Technology #SREBestPractices Keep every episode free: buymeacoffee.com/fexingo
• How SRE Teams Use Game Days to Build Incident Muscle Memory 04.07.2026 10min

  In this episode of The Site Reliability Podcast, Lucas and Luna explore how SRE teams use Game Days — simulated incidents — to build muscle memory and improve real-world response. They break down why Netflix's Chaos Monkey was just the beginning, and how modern teams run everything from network partitions to database failovers in a controlled environment. The conversation covers the key elements of a successful Game Day: blameless culture, clear objectives, and a 'no surprises' wrap-up. Lucas shares a concrete example: a 2025 study by Gremlin found that teams running quarterly Game Days reduced mean time to resolution by 34 percent. They also discuss common pitfalls like over-engineering scenarios and failing to include non-engineering stakeholders. Listeners walk away with a practical template for starting their own Game Day program, including the three questions every drill should answer: What did we learn? What broke? What do we fix next? #SiteReliabilityEngineering #SRE #GameDays #IncidentResponse #ChaosEngineering #Resilience #Uptime #ProductionEngineering #FexingoBusiness #BusinessPodcast #Technology #Podcast #Netflix #ChaosMonkey #Gremlin #MTTR #BlamelessCulture #Reliability Keep every episode free: buymeacoffee.com/fexingo
• How SRE Teams Use Error Budgets to Balance Reliability and Velocity 04.07.2026 11min

  In this episode, Lucas and Luna dive into the concept of error budgets—a cornerstone of Site Reliability Engineering that defines how much unreliability a team can tolerate while still meeting their Service Level Objectives. They explore how error budgets help SRE teams make data-driven trade-offs between shipping new features and maintaining system stability. Using examples from Google's original SRE model and real-world applications at companies like Netflix and Etsy, they unpack how tracking error budget burn rates can trigger automated rollbacks or throttle deployments. Lucas breaks down the math behind error budgets, explaining how they derive from SLOs and how teams calculate budget consumption over time. The conversation also covers common pitfalls, like teams setting error budgets too tight or ignoring the budget entirely during crunch time. By the end, listeners will understand why error budgets are not just a monitoring tool but a cultural mechanism that aligns engineering incentives with business priorities. Tune in to learn how to use error budgets to ship faster with confidence on The Site Reliability Podcast with Fexingo. #ErrorBudget #SRE #SiteReliabilityEngineering #ServiceLevelObjective #SLO #Reliability #Velocity #IncidentResponse #GoogleSRE #Netflix #Etsy #DeploymentAutomation #ToilBudget #EngineeringCulture #TechPodcast #Technology #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
• How SRE Teams Use Incident Metrics to Improve Response 03.07.2026 9min

  In this episode of The Site Reliability Podcast, Lucas and Luna dive into the world of incident metrics — not just DORA or SLOs, but the specific numbers that help SRE teams get faster and better at incident response. They discuss mean time to acknowledge, mean time to resolve, and the controversial metric of mean time between failures, using real examples from a major cloud provider's 2023 outage. The hosts explore how tracking these metrics can reveal bottlenecks in incident response, improve runbooks, and even change team culture. They also touch on the delicate balance between using metrics for improvement versus using them for blame, and share tips for SRE teams just starting their metrics journey. Whether you're a seasoned SRE or just curious about reliability engineering, this episode offers concrete insights into measuring what matters in incident response. #SiteReliabilityEngineering #IncidentMetrics #MTTA #MTTR #MTBF #SRE #DevOps #IncidentResponse #ReliabilityEngineering #CloudComputing #Uptime #OnCall #MetricsDriven #BlamelessCulture #Runbooks #Technology #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
• How SRE Teams Use Cost Optimization to Reduce Cloud Waste 03.07.2026 8min

  Episode 88 of The Site Reliability Podcast with Fexingo dives into how SRE teams can cut cloud costs without sacrificing reliability. Lucas and Luna discuss the rise of FinOps, the hidden waste in over-provisioned resources, and how Google, Netflix, and Airbnb use committed use discounts, spot instances, and right-sizing to save millions. Learn the concrete metrics—like cost per transaction and idle resource ratio—that turn cloud cost optimization into an SRE discipline. If you're running infrastructure at scale, this episode gives you the playbook to align reliability work with the bottom line. #CloudCostOptimization #FinOps #SRE #SiteReliabilityPodcast #FexingoBusiness #BusinessPodcast #Technology #GoogleCloud #Netflix #Airbnb #AWS #CommittedUseDiscounts #SpotInstances #RightSizing #InfrastructureAsCode #CostPerTransaction #IdleResourceRatio #CloudWaste Keep every episode free: buymeacoffee.com/fexingo
• How SRE Teams Use Toil Budgets to Protect Engineering Time 02.07.2026 11min

  Episode 87 of The Site Reliability Podcast explores toil budgets — a practice Google SRE pioneered to cap repetitive, non-valuable operational work. Lucas and Luna break down why Google set a 50% toil limit, how to measure toil versus engineering, and why companies like Etsy and Netflix use toil budgets to protect innovation time. They also discuss common pitfalls: treating all toil equally and forgetting to rebalance after automation. A concrete guide for any team wrestling with operational overhead. #ToilBudget #SiteReliabilityEngineering #GoogleSRE #EngineeringProductivity #IncidentResponse #Automation #OperationalWork #SREBestPractices #Etsy #Netflix #Technology #ReliabilityEngineering #ToilReduction #DevOps #PlatformEngineering #FexingoBusiness #BusinessPodcast #SiteReliabilityPodcast Keep every episode free: buymeacoffee.com/fexingo
• How SRE Teams Use Structured Fails to Learn Faster 02.07.2026 10min

  In this episode of The Site Reliability Podcast, Lucas and Luna explore how SRE teams deliberately inject small, controlled failures into production not to break things but to build collective learning. They dissect the approach used by a major payments company that runs weekly 'structured fail' exercises where engineers intentionally trigger a known-category incident (latency spike, partial data loss, degraded routing) and then observe how the on-call team responds—no surprise, no chaos, just a safe scenario with known boundaries. The hosts break down why this technique is more effective for training than traditional game days or tabletop exercises, how it builds muscle memory without trauma, and why it requires strict timeboxing and a separate observability pipeline to avoid false alarms. They also discuss the one rule that makes structured fails safe: the fail must have a known maximum blast radius and an automated rollback trigger. By the end, you'll understand why some of the most reliable systems are built by practicing failure on purpose, every week. #SiteReliabilityEngineering #StructuredFails #IncidentResponse #ProductionEngineering #ChaosEngineering #Reliability #SRE #LearningFromFailure #BlastRadius #RollbackTrigger #Timeboxing #Observability #TeamTraining #IncidentManagement #TechPodcast #FexingoBusiness #BusinessPodcast #Technology Keep every episode free: buymeacoffee.com/fexingo
• How SRE Teams Use Post-Incident Reviews for System Improvements 01.07.2026 8min

  In Episode 85 of The Site Reliability Podcast, Lucas and Luna explore how SRE teams turn post-incident reviews into actionable system improvements. They focus on a real-world case: a major streaming service's 2023 outage caused by a cascading failure in their content delivery network. The hosts break down the review process, from timeline reconstruction to root cause analysis to implementing preventive measures like circuit breakers and traffic shaping. They discuss common pitfalls, such as superficial fixes and review fatigue, and highlight how effectively run reviews reduce mean time to recover by up to 50 percent. The episode also touches on the role of blameless culture in encouraging honest reporting, and how teams can prioritize improvements using severity and frequency data. #SiteReliabilityEngineering #PostIncidentReview #IncidentResponse #BlamelessCulture #RootCauseAnalysis #CircuitBreakers #TrafficShaping #CascadingFailure #StreamingService #ContentDeliveryNetwork #MeanTimeToRecover #SystemImprovements #SRE #ResilienceEngineering #Technology #FexingoBusiness #BusinessPodcast #TheSiteReliabilityPodcast Keep every episode free: buymeacoffee.com/fexingo
• How SRE Teams Use Capacity Planning to Prevent Outages 01.07.2026 7min

  In this episode of The Site Reliability Podcast, Lucas and Luna dive into capacity planning for SRE teams — the proactive discipline that keeps systems running when traffic spikes. Using the example of a major streaming platform's 2024 holiday season surge, they break down how capacity planning differs from simple scaling, why it's part of reliability engineering, and how teams use traffic forecasting, load testing, and cost models to avoid the 'one server too few' trap. They also discuss the tension between over-provisioning and under-provisioning, and how error budgets feed into capacity decisions. A concrete look at a less-glamorous but essential SRE practice. #CapacityPlanning #SiteReliabilityEngineering #SRE #Uptime #ProductionEngineering #Infrastructure #Scaling #LoadTesting #TrafficForecasting #ErrorBudget #CloudCost #Reliability #StreamingPlatform #HolidaySurge #TechPodcast #FexingoBusiness #BusinessPodcast #Technology Keep every episode free: buymeacoffee.com/fexingo
• How SRE Teams Use Chaos Engineering to Build Resilient Systems 30.06.2026 11min

  Lucas and Luna dive into chaos engineering, using Netflix's Chaos Monkey and the Simian Army as the prime example. Lucas explains how Netflix intentionally broke its own systems in production to uncover weaknesses before they caused real outages, citing the tool's origin story from 2011 and its evolution into a formal discipline. Luna challenges the notion that chaos experiments are too risky for smaller teams, and Lucas counters with the concept of a 'blast radius' and controlled experiments. They discuss how companies like Amazon and Google run game days that simulate infrastructure failures to verify redundancy and failover mechanisms. The episode walks through the principles of starting small, automating rollbacks, and measuring 'time to recover' as a key metric. The hosts close by reflecting on the broader cultural shift: chaos engineering is as much about team mindset as it is about tooling. #ChaosEngineering #SRE #Netflix #ChaosMonkey #SiteReliabilityEngineering #Resilience #DevOps #SiteReliability #FaultTolerance #ProductionEngineering #CloudComputing #Uptime #Infrastructure #Amazon #Google #Technology #FexingoBusiness #BusinessPodcast Keep every episode free: buymeacoffee.com/fexingo
• How SRE Teams Use Cost of Delay to Prioritize Reliability Work 30.06.2026 12min

  Episode 82 of The Site Reliability Podcast examines how cost of delay — a concept borrowed from product development — helps SRE teams decide which reliability projects to tackle first. Lucas and Luna walk through a real example from a mid-sized fintech company that used cost of delay to justify migrating from a legacy database to a distributed SQL solution. The episode explains how to calculate cost of delay per unit of time, how to weigh it against implementation effort, and why this framework prevents teams from wasting weeks on marginal improvements while ignoring critical risks. The hosts also discuss common pitfalls, like treating all outages as equal in cost, and how to adjust the model for incidents that erode trust rather than just revenue. By the end, listeners will have a concrete method they can adapt for their own SLO-based prioritization decisions. #CostOfDelay #SRE #SiteReliabilityEngineering #Prioritization #Reliability #IncidentResponse #SLO #ServiceLevelObjectives #Fintech #DatabaseMigration #DistributedSQL #RiskManagement #ProductManagement #TechOps #ProductionEngineering #FexingoBusiness #BusinessPodcast #Technology Keep every episode free: buymeacoffee.com/fexingo
• How SRE Teams Use Latency Budgets to Meet Performance SLOs 29.06.2026 9min

  Lucas and Luna dive into latency budgets — a less-discussed SRE tool that maps acceptable delay across each microservice in a user request chain. They use the example of a social media app's photo upload feature: if the overall latency SLO is 500 milliseconds, the team allocates 50 ms to the auth service, 200 ms to the image processing service, and so on. Lucas explains how Google's internal SRE teams popularized this approach, and Luna shares how her former employer used latency budgets to identify a misconfigured CDN that was adding 120 ms per request. The episode covers common pitfalls like budget over-allocation due to optimistic assumptions, and a practical tip: instrument every service with percentile-based latency tracking (p50, p95, p99). No fluff, just a concrete reliability pattern you can apply. #LatencyBudgets #SiteReliabilityEngineering #ServiceLevelObjectives #Microservices #PerformanceEngineering #Uptime #Observability #DistributedSystems #GoogleSRE #CDN #p99Latency #RootCauseAnalysis #IncidentResponse #DevOps #Technology #FexingoBusiness #BusinessPodcast #TheSiteReliabilityPodcast Keep every episode free: buymeacoffee.com/fexingo
• How SRE Teams Use Runbooks to Streamline Incident Response 29.06.2026 13min

  In episode 80 of The Site Reliability Podcast, Lucas and Luna dive into the practical world of runbooks — the step-by-step guides that SRE teams use to respond to incidents faster and more consistently. They explore how runbooks reduce cognitive load during high-stress outages, why documenting the 'why' behind each step prevents dangerous cargo-culting, and how a major streaming service cut its mean time to recover by 40 percent after implementing standardized runbooks. Lucas shares an anecdote about a junior engineer who resolved a critical database failover using a runbook she'd never seen before, and Luna pushes back on the risk of runbooks becoming stale or misleading. They also discuss the tension between automation and manual-runbook-driven processes, and how the best teams treat runbooks as living documents — tested regularly, tied to specific incident types, and owned by the engineers who write them. The episode doesn't cover postmortems, chaos engineering, or SLOs — it focuses squarely on the unsung backbone of reliable incident response: the humble runbook. #SiteReliabilityEngineering #SRE #IncidentResponse #Runbooks #DevOps #Uptime #ProductionEngineering #OnCall #TechOps #IncidentManagement #Automation #ReliabilityEngineering #MTTR #KnowledgeManagement #Documentation #FexingoBusiness #BusinessPodcast #Technology Keep every episode free: buymeacoffee.com/fexingo
• How SRE Teams Use Observability to Reduce Mean Time to Detect 28.06.2026 8min

  Episode 79 of The Site Reliability Podcast looks at how modern SRE teams are using observability tools to shrink mean time to detect — the gap between a system failure and the team knowing about it. Hosts Lucas and Luna break down why observability goes beyond traditional monitoring, using real-world examples like a major e-commerce platform that cut MTTD from 12 minutes to under 90 seconds by shifting from threshold-based alerts to structured logging and distributed tracing. They discuss the three pillars of observability — logs, metrics, and traces — and explain why merging them into a single signal pattern reduces alert fatigue and incident response time. The episode also covers the trade-off between storage costs and retention policies, and how teams justify the investment. No prior SRE experience required, just curiosity about how reliable systems actually stay reliable. #SiteReliabilityEngineering #Observability #MeanTimeToDetect #SRE #IncidentResponse #DistributedTracing #StructuredLogging #Metrics #AlertFatigue #Monitoring #Uptime #ProductionEngineering #DevOps #Technology #FexingoBusiness #BusinessPodcast #LucasAndLuna #SREPodcast Keep every episode free: buymeacoffee.com/fexingo
• How SRE Teams Use Service Level Agreements to Set Expectations 28.06.2026 8min

  Lucas and Luna dive into the often-overlooked difference between Service Level Agreements (SLAs) and Service Level Objectives (SLOs) in site reliability engineering. They explore how SLAs are not just legal documents but critical tools for managing stakeholder expectations, using a real-world case from a major cloud provider. The episode explains the 99.9% vs 99.99% uptime debate, the cost implications of tighter SLAs, and how SRE teams can negotiate realistic targets. Listeners learn why SLAs are fundamentally about trust and trade-offs, not just uptime numbers. #SRE #ServiceLevelAgreement #SLA #SLO #Uptime #ReliabilityEngineering #CloudComputing #IncidentResponse #ExpectationManagement #SiteReliability #TechPodcast #FexingoBusiness #BusinessPodcast #Technology #LucasAndLuna #ProductionEngineering #DevOps #SLABestPractices Keep every episode free: buymeacoffee.com/fexingo