On Tue, Oct 30, 2012 at 10:50 AM, <karsten.blees@xxxxxxx> wrote: > 'update-index --refresh' and 'diff-index' (without --cached) don't honor > the core.preloadindex setting yet. Porcelain commands using these (such as > git [svn] rebase) suffer from this, especially on Windows. > > Use read_cache_preload to improve performance. > > Additionally, in builtin/diff.c, don't preload index status if we don't > access the working copy (--cached). > > Results with msysgit on WebKit repo (2GB in 200k files): > > | update-index | diff-index | rebase > ----------------+--------------+------------+--------- > msysgit-v1.8.0 | 9.157s | 10.536s | 42.791s > + preloadindex | 9.157s | 10.536s | 28.725s > + this patch | 2.329s | 2.752s | 15.152s > + fscache [1] | 0.731s | 1.171s | 8.877s > Wow, awesome results :) This also makes me want to play around with the fscache stuff a bit; about an order of magnitude improvement is quite noticeable :) -- To unsubscribe from this list: send the line "unsubscribe git" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html