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DZone Performance Zone

Recent posts in Performance on DZone.com

Cutting Telemetry Volume Is Not the Same as Cutting Noise

Almost every conversation about observability budgets I have been in ultimately arrives at the same conclusion: “we need to reduce our telemetry vo...
Posted on 8 September 2026 | 10:08 pm

Optimize an AI Agent to Sound Human, Judged by an AI Detector

You can tell when an LLM wrote an email. The “I hope this email finds you well” opener, the three polite paragraphs answering a one-line question. ...
Posted on 8 September 2026 | 7:00 pm

What Actually Makes AI Infrastructure Agents More Reliable (It's Not More Agents)

I keep seeing the same pattern. Someone builds an "AI agent" for infrastructure monitoring — it answers questions about Prometheus me...
Posted on 8 September 2026 | 4:00 pm

How Performance Engineers Find and Fix Hidden System Bottlenecks

Picture a business-critical SQL query crawling for seven hours. Nearly a full workday. The system keeps grinding through data, the business keeps l...
Posted on 7 September 2026 | 1:00 pm

The Bottleneck of Scaling

Any input/output operation, be it accessing a file, handling an HTTP request, or a database connection, is based on 3 fundamental system concepts —...
Posted on 3 September 2026 | 4:00 pm

Ampere PMU Profiler: A Guide to Microarchitecture Profiling

Executive Summary The Ampere® PMU Profiler (APP) is a Python-based tool designed to provide deep insight into the microarchitectural behavior of ap...
Posted on 1 September 2026 | 6:01 pm

Why Ping-Based Uptime Checks Are Failing Modern SaaS Architectures

In the early days of the web, monitoring availability was simple: a server either responded to a ping, or it didn't. HTTP checks tightened that up ...
Posted on 31 August 2026 | 4:00 pm

How to Monitor AI Models Without Drowning in Alerts

When putting their model into production, every team or organization encounters the same issue. Failures go unnoticed for days at first because the...
Posted on 28 August 2026 | 7:00 pm

Pragmatic Premature Optimization

“...premature optimization is the root of all evil…” Donald Ervin Knuth 
Posted on 28 August 2026 | 5:00 pm

Member Spotlight: Shamsher Khan

There’s always more to our contributors than what you see in their author profiles. For our latest Member Spotlight, I sat down with Shamsher Khan ...
Posted on 28 August 2026 | 1:30 pm

How to Diagnose and Recover Stuck Temporal Workflows

A Temporal Workflow that appears stuck is rarely “stuck” in the conventional process sense. Temporal persists Workflow state through Event History ...
Posted on 27 August 2026 | 5:00 pm

The 2026 Observability Audit: Separating Single Vendor Silos From Community Innovation

Open source projects dominated by a single vendor are a hallmark of "open source in name only." Rather than filling the traditional role of open so...
Posted on 26 August 2026 | 12:00 pm

Ampere System Profiler: A Guide to System-Level Profiling

Executive Summary The Ampere® System Profiler (ASP) is a Python command-line interface utility that uses a set of Linux profiling tools to gather s...
Posted on 24 August 2026 | 4:29 pm

Alert Fatigue as a System Design Problem: Engineering On-Call Reliability in Modern SRE Teams

Once upon a time, site reliability engineering rested on a linear assumption: monitor more, detect early, and you’ll recover faster. The rise of al...
Posted on 21 August 2026 | 1:00 pm

Reliability Without Control: Operating SRE Practices in Platform–SaaS and API-Dependent Systems

Originally, back-end and front-end Site Reliability Engineering (SRE) were owned by teams. They code the programs, set up databases and infrastruct...
Posted on 20 August 2026 | 7:00 pm

When Downtime Means an Unlocked Front Door

Anyone who has carried a pager long enough develops a professional numbness. A queue backs up, a p99 drifts past budget, a deploy does something st...
Posted on 20 August 2026 | 4:00 pm

How AI Is Actually Changing SRE Tools, Part 2: ITOps, Chaos Engineering, and the Rest of the Job

In Part 1, I walked through how AI is changing incident response, from correlation engines like BigPanda and PagerDuty's AIOps features to a newer ...
Posted on 20 August 2026 | 1:00 pm

Solving Session Persistence for Model Context Protocol Servers at Enterprise Scale

Model Context Protocol (MCP) servers that work perfectly in development can fail intermittently once they are deployed across multiple replicas beh...
Posted on 19 August 2026 | 12:30 pm

Arm64 Is No Longer the Edge Case

For years, Arm64 was the platform people talked about as a future bet. It was useful in embedded systems, interesting in research, and easy to dism...
Posted on 18 August 2026 | 4:29 pm

Why Distributed Databases Fail at Coordination Boundaries

Distributed databases are often evaluated through familiar technical dimensions: replication factor, consistency model, partitioning strategy, thro...
Posted on 17 August 2026 | 2:00 pm