Data Storage: How do I get file snapshots on a Linux machine?
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By snapshots, I mean copies of the filesystem, not screen captures. See:http://en.wikipedia.org/wiki/Snapshot_(computer_storage)
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Answer:
Did you try to press the print screen key?
Patrick Aljord at Quora Visit the source
Other answers
You can take snapshots from Logical Volume Manager (LVM) partitions by making use of LVM. Newer filesystems on Linux like btrfs and zfs allow you to take snapshots of filesystem data.
Vijay Bellur
Use a filesystem, like zfs, that supports snaps
David Brower
You can follow this link and try to do it. http://www.tldp.org/HOWTO/LVM-HOWTO/snapshots_backup.html If you want to make an image of the whole drive you can use the mondo backup solution. It takes a snapshot of the whole drive
Pratyay
dd if =/ | ssh remote_user@remote_ip "of=/mnt/media1/" Assuming you can do ssh to remote server you want to take backup and you have root permission from the server you want to take backup of .. Note: I am not sure if this works 100% as I have never tried this before.. try on your own risk..
Aditya Kulkarni
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