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

Photo: Cloudflare Blog

What happened

Understanding why an application is using more resources than expected, whether that is CPU or memory, can be challenging. Logs and aggregate metrics can only get you so far. Thankfully there is a better way: CPU or memory profiling can show you the exact function where your application is using CPU or allocating memory. Today we are happy to announce support for CPU and memory profiling of Workers and Durable Objec…

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