Le 11/08/2015 18:18, Chris Murphy a écrit : > On Tue, Aug 11, 2015 at 3:05 AM, Diogene Laerce <me_buss777@xxxxxxxx> wrote: > >>> https://wiki.archlinux.org/index.php/Full_System_Backup_with_rsync >> Is there a trick I don't see here ? Because if the backup of those >> directories >> is enough for a full restoration of a system state, this method is far more >> efficient than the others, isn't it ? As one does not need to reboot and >> just have >> to make a script or/and a cron job to make his own snapshot. > I don't consider a backup and snapshot to be the same thing. Copying > (or rsyncing) some directories to another volume is a backup. A > snapshot is a deduplicated copy of something at a particular moment in > time, on the same volume or storage pool. It's not a backup, in that > if the pool implodes both the original and snapshot are lost. A > snapshot can be used as a source for a backup, since you can make a > snapshot that doesn't change while the backup is happening. Actually, until now, I didn't get the subtle difference between those. As they don't serve the same purpose : I will use snapshots with bfrts for the Fedora update system issue, and backups for more general system failure. Kind of the same conclusion I found here : http://www.esg-global.com/blogs/snapshots-vs-backups-a-great-debate-no-longer/ Thanks again to all of you, kind regards, -- “One original thought is worth a thousand mindless quotings.” “Le vrai n'est pas plus sûr que le probable.” Diogene Laerce
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