minor readme tweaks

carvel-dev · Nov 1, 2019 · 231f569 · 231f569
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diff --git a/README.md b/README.md
@@ -12,6 +12,7 @@ Features:
 - Allows to pull image and extract set of files
 - Allows to list pushed image tags
 - Uses Docker layer media type to work with existing registries
+- Uses deterministic file permissions and timestamps to make images reproducable (same digest if nothing changed)
 
 ## Development
 

diff --git a/docs/README.md b/docs/README.md
@@ -62,3 +62,7 @@ By default imgpkg uses `~/.docker/config.json` to authenticate against registrie
 - `--registry-password` (or `$IMGPKG_PASSWORD`)
 - `--registry-token` (or `$IMGPKG_TOKEN`): used as an alternative to username/password combination
 - `--registry-anon` (or `$IMGPKG_ANON=truy`): used for anonymous access (commonly used for pulling)
+
+### Misc
+
+Currently imgpkg always produces a single layer images, hence it's not optimized to repush large sized directories that infrequently change.