Tagged Questions
2
votes
1answer
103 views
Backing Up to a Compressed Archive on Linux
How would you go about backing up just some files and subdirectories of a given directory to a compressed archive so that the tree structure could then easily be recreated from that archive.
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2
votes
1answer
849 views
Clear unused space with zeros (btrfs)
How to clear unused space with zeros ? (btrfs)
I'm looking for something smarter than
cat /dev/zero > /mnt/X/big_zero ; sync; rm /mnt/X/big_zero
Like FSArchiver is looking for "used space" and ...
9
votes
2answers
2k views
Clear unused space with zeros (ext3,ext4)
How to clear unused space with zeros ? (ext3,ext4)
I'm looking for something smarter than
cat /dev/zero > /mnt/X/big_zero ; sync; rm /mnt/X/big_zero
Like FSArchiver is looking for "used space" ...
9
votes
3answers
5k views
Is it possible to mount a gzip compressed dd image on the fly?
I like create an image backup for the first time I'm backing up a system. After this first time I use rsync to do incremental backups.
My usual image backup is as follows:
Mount and zero out the ...
4
votes
2answers
1k views
rsync-like tool that supports compression and maintains hardlinks?
I use an rsync-based backup scheme to maintain daily (and soon weekly and monthly as well) "snapshots" of my file server, using rsync's link-dest feature to store hardlinks between the snapshots for ...
