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    • ccache

    By Pid Eins September 2, 2007 · Edited March 5, 2026
    $ ccache -s | egrep "(cache hit|cache miss)" cache hit 3518652 cache miss 168484 $ echo $((168484*1000/3518652)) 47 $ Less than 5% of the compiler

    $ ccache -s | egrep “(cache hit|cache miss)” cache hit 3518652 cache miss 168484 $ echo $((168484*1000/3518652)) 47 $

    Less than 5% of the compiler invocations on my development machine since 2004 actually processed new and unseen code.

    I’m still unsure, though, what this is telling me?

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