| Securing and Optimizing Linux: RedHat Edition -A Hands on Guide | ||
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| Prev | Chapter 6. Linux General Optimization | Next | 
For a i486 CPU with compiler version egcs-2.91.66, the best optimization options would be:
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             CFLAGS=-O3  -funroll-all-loops -malign-double -mcpu=i486 -march=i486 -fomit-frame-pointer -fno-exceptions
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Comparitive analysis chart with the above mentioned flags