Greg Leffler's Blog Posts
Greg heads the Observability Practitioner team at Splunk, and is on a mission to spread the good word of Observability to the world. Greg's career has taken him from the NOC to SRE to SRE management, with side stops in security and editorial functions. In addition to Observability, Greg's professional interests include hiring, training, SRE culture, and operating effective remote teams. Greg holds a Master's Degree in Industrial/Organizational Psychology from Old Dominion University.
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Observability Data Transcends Find-and-Fix to Fuel Innovation
Discover how integrating observability across teams lets executives trace revenue shifts to user behavior, spot process bottlenecks, and make faster, evidence-based decisions that improve both operations and customer satisfaction.
How Unified Observability Practices Power Stronger Collaboration
See how unified observability strengthens cross-functional alignment, accelerates decisions, and drives measurable business impact.
KubeCon News: New Injector Donation, Advancements in LLM Monitoring, OpenTelemetry and AI
Splunk continues to support OpenTelemetry, including its latest donation to the project – the OpenTelemetry Injector.
The Ultimate Kubernetes Cheat Sheet: Essential kubectl Commands for 2026
Level up your kubectl skills with this ultimate Kubernetes cheat sheet — essential commands, examples, and tips for deploying, debugging, and scaling clusters.
How to Troubleshoot Kubernetes Environments with Observability
Troubleshooting Kubernetes is fundamentally different from traditional systems. This in-depth guide shows how observability is the answer.
Kubernetes Metrics for Troubleshooting: The Practitioner’s Guide To Diagnosing & Resolving K8s Issues
When something goes wrong in Kubernetes, which metrics can help you find and fix the problem? This guide has all the answers.