on-going issues on overlayfs in Linux kernel

As of 2016-02-11, the following issues are critical known bugs about overlayfs in Linux kernel. (overlayfs) moving a file to a directory that exists only in `upper` and deleting it creates unnecessary whiteout file https://bugzilla.kernel.org/show_bug.cgi?id=109611 solution #1: “ovl: ignore lower entries when checking purity of non-directory entries” solution #2-1: “ovl: Do not leave whiteout during … [Read more…]