Tagged Questions
1
vote
0answers
190 views
Use dd to backup disk image within an OpenVZ container
I want to use dd to backup the disk of an OpenVZ VPS in addition to traditional cold tar backups. Because I may need to migrate to a different VPS provider.
From end user point of view, OpenVZ ...
3
votes
2answers
96 views
Is it safe to only partially restore a disk image with dd?
I have saved my whole hard-disk with dd to an image file. The hard-disk contained some primary partitions formatted with ntfs, swap and ext4. I did it this way:
dd if=/dev/sda | ssh user@fastmachine ...
2
votes
3answers
490 views
How to clone linux installation onto an external harddisk?
I see a lot of dd related questions, but could not find answers to the following. If question/answers already exist, please point to them, then flag to close, delete or merge.
Can a working linux ...
0
votes
2answers
457 views
Check integrity of a dd backup
I just made a backup of an entire hard drive (50GB) over ssh via:
dd if=/dev/hda | buffer -s 64k -S 10m | ssh myuser@myhost "cat > ~/image.img"
What's now the best way to check the integrity of ...
1
vote
3answers
469 views
dd command for windows filesystem
dd is a handy tool for backing up a whole drive or filesystem in some situations. Now I am thinking about what if I use the tool for backing up Windows file-systems / drives (Windows 2003/2008) which ...
2
votes
1answer
2k views
Why can't I copy my DVD with dd?
I tried dd, dd_rescue and ddrescue, all failed. I thought these tools bypass the filesystem and make a bitwise copy.
dd is fooled, it finishes but just produces a small file and states it's finished.
...
7
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 ...
3
votes
3answers
260 views
Some basic questions about dd
I'm working on a system of how to back up partitions using dd and have been reading a lot about it. I have a few questions and assumptions that I would like to ask.
These may seem a little noob-ish, ...
3
votes
3answers
425 views
Is creating a sparse image using dd appropriate for backup/restore from a RAID?
I have two non-networked servers, each with 1.2TB of storage in a RAID5 config on an LSI MegaRaid 9240-8i controller. I have been trying without success to get Symantec Ghost to image one machine to ...
