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sources/tech/20141112 How to Debug CPU Regressions Using Flame Graphs.md
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翻译中 by coloka
How to Debug CPU Regressions Using Flame Graphs
使用火焰图分析CPU性能下降问题
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How quickly can you debug a CPU performance regression? If your environment is complex and changing quickly, this becomes challenging with existing tools. If it takes a week to root cause a regression, the code may have changed multiple times, and now you have new regressions to debug.