# on-demand CPU and memory profiling with flamegraphs for Workers and Durable Objects

**Published:** 2026-10-09T13:00:00+00:00  
**Source:** Cloudflare Technical Blog  
**Category:** software-engineering  
**Canonical URL:** https://fosswire.org/news/on-demand-cpu-and-memory-profiling-with-flamegraphs-for-work.html  

## Executive Summary
On-demand CPU and memory profiling for Cloudflare Workers and Durable Objects is now available. Now you can generate interactive flamegraphs directly in production to quickly track down memory leaks and performance bottlenecks.

## Architectural & Systems Analysis
From a software architecture and open governance standpoint:

- **Standardized Protocols:** Adopting open interfaces eliminates walled-garden lock-in and fosters interoperability.
- **Zero-Trust Auditability:** Independent peer inspection replaces commercial blind trust.
- **Sustainable Maintenance:** Reduces maintenance friction through transparent issue triaging and automated continuous verification.

## Impact on the Open Ecosystem
Reinforces the principle that foundational software utilities belong to the public engineering commons.