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An open CPU sampling profiler that attaches to processes, reads symbols, and shows call trees and source locations.

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Why it’s here

It provides a first hotspot pass on development builds without instrumentation rebuilds.

Best fit

Testing, performance, accessibility, and diagnostics expose friction before launch.

performancedebugging

Before you commit

It is Windows-focused and traditional; use specialized tools for modern async jobs, GPUs, and advanced ETW analysis.

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