On Wed, Mar 19, 2014 at 01:38:32PM +0100, David Kastrup wrote:

> The default of 16MiB causes serious thrashing for large delta chains
> combined with large files.

Does it make much sense to bump this without also bumping
MAX_DELTA_CACHE in sha1_file.c? In my measurements of linux.git, bumping
the memory limit did not help much without also bumping the number of

I guess that just bumping the memory limit would help with repos which
have deltas on large-ish files (whereas the kernel just has a lot of
deltas on a lot of little directories), but I'd be curious how much.

If you have before-and-after numbers for just this patch on some
repository, that would be an interesting thing to put in the commit

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