Browsing Tag
Magic-trace
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Magic-trace: Diagnose tricky performance issues with Intel Processor Trace
Intel Processor Trace is a hardware technology that can record all program execution flow along with timing information accurate to around 30ns. As far as I can tell almost nobody uses it, seemingly because capturing the data is tricky and, without any visualization tools, you’re forced to read enormous text dumps. Magic-trace is a tool…
January 27, 2022