From: Stefan Beller <sbeller@google.com>
Date: Wed, 28 Nov 2018 22:11:18 GMT
Subject: Re: [PATCH 3/5] pack-objects: add --sparse option
Message-ID: <CAGZ79kbVGyX=Ky9HvmUGWPoHdLJYqnPTNda2kT3aC8XuHnH3+A@mail.gmail.com>
In-Reply-To: <9d6b8f6d0602e85652b2a748c58eeed4cbf4359e.1543441960.git.gitgitgadget@gmail.com>

> +--sparse::
> +       Use the "sparse" algorithm to determine which objects to include in
> +       the pack. This can have significant performance benefits when computing
> +       a pack to send a small change. However, it is possible that extra
> +       objects are added to the pack-file if the included commits contain
> +       certain types of direct renames.

As a user, where do I find a discussion of these walking algorithms?
(i.e. how can I tell if I can really expect to gain performance benefits,
what are the tradeoffs? "If it were strictly better than the original,
it would be on by default" might be a thought of a user)