On Sat, Oct 28, 2017 at 05:02:02PM +0000, Christopher Jefferson wrote: > I stupidly added a directory with many files ( ~450,000 ) to git, and want to delete them — later I plan to rebase/squash various commits to remove the files from the history altogether. > > However, ‘git rm’ is VERY slow. For example, in a directory with 10,000 files (on a Mac), git v2.14.2 > > Git add . : 5.95 secs > Git commit : 1.29 secs > Git rm -r : 22 secs > > 50,000 files > > Git add . : 25 secs > Git commit : 11 secs > Git rm : After 20 minutes, I killed it. > > Looking at an optimized profile, all the time seems to be spent in “get_tree_entry” — I assume there is some huge object representing the directory which is being re-expanded for each file? Yes, there's a tree object that represents each directory. > Is there any way I can speed up removing this directory? First, make sure your working directory is clean with no changes. Then, remove the directory (by hand) or move it somewhere else. Then, run "git add -u". That should allow you to commit the removal of those files quickly. -- brian m. carlson / brian with sandals: Houston, Texas, US https://www.crustytoothpaste.net/~bmc | My opinion only OpenPGP: https://keybase.io/bk2204
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