I would be certainly useful if this kind of tricks were mentioned on https://btrfs.wiki.kernel.org/index.php/Compression or anywhere on wiki On Sat, Mar 21, 2015 at 7:08 PM, Hugo Mills <hugo@xxxxxxxxxxxxx> wrote: > On Sat, Mar 21, 2015 at 06:56:12PM +0100, Petr Bena wrote: >> Hi, I like the compress feature, but unlike NTFS, compressing files in >> btrfs is not so simple. Just changing the flags using chattr will not >> compress anything, only newly written data would be. >> >> For this reason I decided to create a new tool that makes this simple, >> you can find it here: https://github.com/benapetr/compress >> >> It's very simple to use, for example to compress whole folder, you would do >> >> compress -rv <folder_name> >> >> the tool would recursively scan the folder, change all folders to +c >> and copy all files, preserving attributes to a temporary file within >> folder, then removes the original and move the copied, now fully >> compressed file back. > > What does it do that this doesn't? > > $ chattr -R +c $dir > $ btrfs fi defrag -r -c $dir > > (Sorry to do this to you, but better early in the life of the > project than later). > > Hugo. > >> It's written in python despite I loathe it (I am a C++ programmer), >> because most of people love it for some reason, any because this would >> make it more simple for people to deploy it and modify it. >> >> The tool right now is in early alpha stage, probably full of bugs, I >> made it few hours ago, but I would like to hear any feedback, whether >> there would be any use for such a tool, feature requests etc :) > > -- > Hugo Mills | You shouldn't anthropomorphise computers. They > hugo@... carfax.org.uk | really don't like that. > http://carfax.org.uk/ | > PGP: 65E74AC0 | -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
