Eugene Turkulevich wrote: > Hi, I have an idea about improvements of ZFS from the one side and > improvements for of the GUI interface from the other side. Let me describe my > idea. > >>From the one side we have an ZFS on-th-fly snapshots, and starting from >>OpenSolaris 2008.11 we have TimeSlider user feature based on ZFS snaphots. >>So, we made a big step to the user. > > But from the other side we still have in GUI interface "old" Move-To-Trash > behaviour: this is usual mv command when user delete files on he's ZFS > partition and copy+delete commands for all other partitions. So when user's > home is rpool/export/home/username and this user perform Move-To-Trash > operation for some file from, let's say, rpool/export/share/allusers, this > file actually copied to rpool/export/home/username (.local folder in user > home) and if size of this file is not to small (for example 1 or 2 Gb) this > operation takes a lot of time and a lot of free disk space of both partitions. > And, o'cos, Move-To-Trash function now available only for users with GUI > access to system, not to shell users. > > We we look to the pure user system - Mac OS, we can see that moving to trash > of any file is atomic operation (like snapshots on ZFS) and actually file is > always moved to some .Trash folder on current partition. > > An itea is simple and I believe that it's realization on ZFS side is in terms > of main ZFS idea. > let it be some command like 'zrm' with syntax equal to 'rm' syntax, and this > command will not remove file, but move file to .zfs/trash folder (for example > with full path and o'cos with all permissions). And, for example, the new > command 'ztrash' with features for managing this 'trash' like list of deleted > files, undelete some file, etc. And, o'cos, user interface will use this two > commands when working on ZFS. > What we will have of this: > 1. Move-To-Trash will be very fast operation, not depending on file size and > location > 2. deleted files in any case will take the same disk space as before deletion > 3. Move-To-Trash feature become available to console users, not only to GUI > users > 4. we will have some 'out-of-snapshots' space :) for example to hide file > from snapshot move it to trash, then create the snapshot and after this - > undelete file. > > Any comments?
I agree that the mac-style GUI behavior would be nice. You should probably take it up with whatever code is implementing the current move-or-copy to trash behavior. Presumably Gnome? You might want to try asking about this over in the Desktop community: http://opensolaris.org/os/community/desktop/ --matt
