2011/5/31 Jordi Pujol <jordipuj...@gmail.com>: > Hello, > > A Dimarts, 31 de maig de 2011 09:44:41, Michal Suchanek va escriure: >> Since you are building kernel images you can also include overlayfs > > Overlayfs is easy, very fast, and reliable, (today is solved his last known > bug), > > However, for a Debian Live system we should note that there is a key > difference > between overlayfs and aufs or unionfs, it mounts only one read-only directory > (or loop mounted squashfs file). > When a Live system is composed of several compressed squashfs files, the > initramfs program may be modified to mount overlayfs using the big > filesystem.squashfs file as lowerdir, next mount every one of the rest of the > compressed files in a temp directory, copy ( cp -af ) their data over the > rootdir, and unmount them.
Or you can mount one on top of the others. The lower layer need not be readonly, it just should not be modified. Thanks Michal -- To UNSUBSCRIBE, email to debian-live-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/BANLkTi=wjb7payvlkxp0oobon2nun9y...@mail.gmail.com
