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    SubjectRe: How git affects performance

    On Tue, 9 Jan 2007, Fengguang Wu wrote:
    > >
    > > The fastest and probably most important thing to add is some readahead
    > > smarts to directories --- both to the htree and non-htree cases. If
    > Here's is a quick hack to practice the directory readahead idea.
    > Comments are welcome, it's a freshman's work :)

    Well, I'd probably have done it differently, but more important is whether
    this actually makes a difference performance-wise. Have you benchmarked it
    at all?

    Doing an

    echo 3 > /proc/sys/vm/drop_caches

    is your friend for testing things like this, to force cold-cache

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