{"type":"post","id":"on-demand-cpu-and-memory-profiling-for-cloudflare-a5f45a","slug":"on-demand-cpu-and-memory-profiling-for-cloudflare-a5f45a","title":"On-demand CPU and memory profiling for Cloudflare Workers and Durable Objects is now available.","description":"Cloudflare has made on-demand CPU and memory profiling with flamegraphs available for Workers and Durable Objects.","retrieval_nugget":"Cloudflare has made on-demand CPU and memory profiling with flamegraphs available for Workers and Durable Objects.","published_at":"2026-10-09","updated_at":"2026-10-09","record_date":"2026-10-09","date_kind":"published_at","topics":[],"source_urls":["https://blog.cloudflare.com/workers-on-demand-profiling"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:on-demand-cpu-and-memory-profiling-for-cloudflare-a5f45a","status":"published","visuals":[],"editorial_provenance":{"schema_version":"newruntime-editorial-copy-v1","content_status":"source_grounded_final","final_copy_sha256":"sha256:caf5461895f9e08802f0eb2e10e75f99e49a11f5ad4c284a8480b38d26939683","reviewed_at":"2026-10-09T14:03:28.603Z","source_evidence_count":1,"verified_claim_count":2,"site_analysis_schema_version":"newruntime-site-analysis-v1","site_object_kind":"field_note","observed_fact_count":2,"implication_count":1,"watch_condition_count":1,"related_record_count":0},"analysis":{"schema_version":"newruntime-site-analysis-v1","object_kind":"field_note","thesis":"On-demand profiling gives Workers and Durable Objects developers a platform-level path to inspect CPU and memory behavior when diagnosing performance problems.","observed_facts":[{"text":"Cloudflare’s announcement names both Workers and Durable Objects as supported targets.","source_urls":["https://blog.cloudflare.com/workers-on-demand-profiling"]},{"text":"It describes CPU and memory profiling with flamegraphs and cites memory leaks and performance bottlenecks as problems the feature can help track down.","source_urls":["https://blog.cloudflare.com/workers-on-demand-profiling"]}],"mechanism":"The announced feature collects CPU and memory profiling data on demand and presents it as flamegraphs, a visualization developers can inspect to locate resource-intensive behavior.","why_now":"Cloudflare has announced availability, making this a current tooling change for teams building on its serverless runtime.","implications":["Teams using these runtimes have a new built-in diagnostic option to evaluate for CPU and memory investigations."],"evidence_boundary":"The supplied public announcement does not specify plan eligibility, usage limits, sampling behavior, or quantified effectiveness.","watch_conditions":["Watch for documentation clarifying access, limits, and how profiles are collected."],"related_records":[],"new_branch_reason":"No prior New Runtime record is supplied in the task, so this announcement starts a distinct analytical record for the profiling feature."},"editor":{"role":"editor","name":"Andrey Reshetnikov","profile":"https://newruntime.com/owner-profile.md","profile_json":"https://newruntime.com/owner-profile.json","same_as":["https://www.linkedin.com/in/reshetnikov1/","https://t.me/lapetuse"]},"routes":{"html":"https://newruntime.com/posts/on-demand-cpu-and-memory-profiling-for-cloudflare-a5f45a/","markdown":"https://newruntime.com/posts/on-demand-cpu-and-memory-profiling-for-cloudflare-a5f45a.md","json":"https://newruntime.com/posts/on-demand-cpu-and-memory-profiling-for-cloudflare-a5f45a.json"},"next_reads":[{"type":"collection","path":"/posts/","url":"https://newruntime.com/posts/","title":"Field Notes","reason":"Open the latest editorial analysis.","media_type":"text/html","json_url":"https://newruntime.com/posts.json"},{"type":"collection","path":"/source-ledger.json","url":"https://newruntime.com/source-ledger.json","title":"Source Ledger","reason":"Inspect the public source evidence graph.","media_type":"application/json"}]}