dd is a common Unix program whose primary purpose is the low-level copying and conversion of raw data.
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2answers
21 views
I use dd to backup my ubuntu, but the backup image is too large
I use the command
dd if=/dev/sda | gzip > /media/test/system_backup.img.gz
to backup my disk. But the system_bakcup.img.gz is up to 5GB, and when I compress this file, the system_backup.img is only ...
1
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1answer
24 views
how to run testdisk.exe on a dd image of a 2TB hard drive
BACKGROUND INFO:
I have (2) 2TB hard drives.
HD1 - I hosed the MBR, drive won't mount, can't see data, but it must be there because I didn't do anything much to it except with testdisk
HD2 - was ...
1
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0answers
52 views
resize2fs: Invalid argument while trying to resize /dev/sda1 (dd problems)
I was attempting to copy my Ubuntu installation to a larger HDD following this guide with the dd command. The guide says:
"It's recommended you dd to an identical partition for optimal results."
...
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0answers
63 views
Format Nokia encrypted micro sd card
I have a micro sd card.
I formatted with my old Nokia 2600C mobile phone. The problem is that I have forgotten the password and I don't own the phone any more.
So, now I'm trying to format the micro ...
0
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0answers
23 views
mounting complex ddresuce image
I cloned a disk using ddrescue and got below result by executing mmls.
mint@mint ~ $ mmls test.img
DOS Partition Table
Offset Sector: 0
Units are in 512-byte sectors
Slot Start End ...
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2answers
134 views
Problem with creating a bootable USB stick on OS X?
I have followed the guide from http://www.ubuntu.com/download/help/create-a-usb-stick-on-mac-osx and then at step 8, which is "Execute sudo dd if=/path/to/downloaded.img of=/dev/rdiskN bs=1m", I get a ...
2
votes
1answer
54 views
1:1 Backup of System on USB Thumb Drive
I installed Ubuntu 12.04 from a USB drive to a USB drive (16 GB) and configured it to my needs. Now I'd like to have a 1:1 backup of the system on the USB drive and was wondering on how to accomplish ...
2
votes
0answers
50 views
How to fix HDD after doing a dd cloning
So yesterday I received a HDD that was used for cloning, the whole thing went like this:
An HDD of 1TB which had 120GB used was resized to 140GB. After that they did the following:
sudo dd ...
3
votes
1answer
128 views
How to recover from wiping by dd a partition table on external disk?
Yesterday I used dd to write an OS into my Raspberry Pi flash card. Even though all my commands ( I checked history ) were for /dev/sdd which was the flash , when I checked my external drive(500GB) ...
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votes
1answer
542 views
Backup recovery partition of windows 8 in GPT
My friend have acer Laptop which had windows 8 pre installed and a recovery partition(SDA 7). He want to use only windows 8 but wants to make a backup of his recovery partition(sda 7) since "recovery ...
2
votes
1answer
68 views
Ubuntu hdd not correct size
I am running ubuntu 12.04 64bit. I used the dd command to clone my 80gb drive (filesystem) to a clean 500gb. It worked flawlessly. Afterwards , I took out the 80gb and replaced it with the new 500gb. ...
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votes
2answers
586 views
How do I fix an Input/Output error using dd?
Hi i'm Trying fixing my Windows 7 system with a broken harddrive, but it's still running.
I'm trying copy all data to a new drive to reinstall Windows 7. Drive called SQSERVICE.
I can't copy at all ...
0
votes
0answers
223 views
How to resolve dd failure with Input/output error on multiple CD-Rs?
When trying to make .iso images of CD-R's I get the following error with always the same number of records regardless of what's on the CD-R. The CD-R is a VCD and plays just fine in VLC.
...
2
votes
1answer
43 views
Insufficient privileges when piping with sudo [duplicate]
I'me using ubuntu 12.04 lts on usb live stick for backup purposes of my ubuntu hd-installation before updating system. The backup usb-hdd is automounted when hotpluged, it gets something like ...
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votes
1answer
89 views
how can i recover a raw iso file to a partition?
Well!
I made a ISO file from a USB with dd command, like this way!
sudo dd if=/dev/sdc1 of=/var/isos/hbcd.iso conv=noerror
My USB had a fat32 file system
I tried recover with next commands
sudo ...
0
votes
0answers
36 views
Ubuntu recover with photorec
This morning I must have been very tired, because I was thinking of "dd" sabayon to a flash drive and use it later. I have been using the wubi installer a lot, and I use win8 normally on the ...
0
votes
2answers
89 views
How do I troubleshoot this dd error when copying image to SD card?
I'm trying to follow the instructions in this answer on how to copy the Ubuntu image to an SD card for the Raspberry Pi.
I get the following error using the imagewriter application:
Trying to ...
1
vote
1answer
130 views
Is my command to clone a drive optimal?
I have done half an hour reading around to prepare to clone my hard drive. It has multiple partitions, including a Windows partition. I am going to buy a very large external hard drive for the ...
0
votes
1answer
39 views
RAID 0, new drive mirroring issues
Here's the run down: We have a 2 disk RAID 0 array. One of the drives failed and the other is marked as depreciating. We aquired a new drive, same specs as the old. To our thinking we simply replaced ...
0
votes
1answer
58 views
How do I extract the contents of a partition backup done with dd?
I did a partition backup using dd and produced a .bin file.
How do I extract the contents of it? I would like to extract the contents to a folder say ~/Test
2
votes
1answer
143 views
Using the dd command on external hard drive with partitions
I want to write a .raw file to the first partition of my external drive. I tried:
dd if=file of=/dev/sdb3 but it didn't give me a bootable drive since the correct command should had been: dd if=file ...
0
votes
1answer
311 views
How can I clone a hard disk to a smaller SSD?
I have a hard drive in my laptop with a windows and an ubuntu partition. I got an SSD to replace my hard drive, but it has a slightly lower capacity. I've already partitioned the SSD to the sizes I ...
-1
votes
1answer
234 views
Can't use LiveCD to access corrupt hard drive
I have a hard drive with 15 bad sectors. I'm trying to rescue the files with the latest Ubuntu LiveCD, but the filesystem errors prevent the filesystem from being mounted correctly. I'm hoping that ...
3
votes
1answer
203 views
How to make DD make a copy of my iPod's harddrive into my computer?
I'm trying to do this, I'm sure you don't wanna read all that then I'll make a resume on it: A file was accidentally deleted on a iPod4, I need to recover it and I've been able to do all the process ...
1
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0answers
188 views
How to move ubuntu 12.04 on another drive
How I can move my ubuntu on another drive?
I know about clonezilla but problem is that destination drive is smaller the source one. Gparted can't copy-paste partition if destination not the end last ...
1
vote
1answer
84 views
What's the meaning of: /dev/rdisk0s1 and /dev/rdisk0s2s1?
I'm trying to use SSH to make a disk image by using DD on an iPod.
And I'm using this commands:
ssh root@192.168.1.100 dd if=/dev/rdisk0s1 bs=1M | dd of=iphone-root.img
ssh root@192.168.1.100 dd ...
2
votes
1answer
94 views
Is it possible to use DD to obtain splited images from a hard-drive?
My piano teacher asked me to record one of his recitals with his iPod (3-4 generation, not so sure) and I did it. While trying to edit it, he accidentaly deleted it, I'm trying to recover.
After some ...
2
votes
2answers
471 views
is DD taking too long?
I set up dd to clone a smaller system 40.00GB hard drive (/dev/sda) to a new bigger 111.00GB one connected via a USB reader (dev/sdb) and Its been going for two hours now. The activity meter on the ...
16
votes
5answers
4k views
How do you monitor the progress of dd?
dd is a wonder allowing you to duplicate a hard drive to another, completely zero a hard drive, etc. But once you launch a dd command, there's nothing to tell you of it's progress. It just sits there ...
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votes
3answers
230 views
Could it be possible to make a hot copy of a system?
I'd like to backup my system without turning it off. The system clone should also able to run in an other machine.
I've tried to "dd" the entire system partition on another disk, after that I'm ...
9
votes
1answer
3k views
What's the difference between ddrescue, gddrescue, and dd_rescue?
The dd command is commonly used to make image backups of a drive or partition. However, it performs poorly if the source drive is unreliable or failing. I read that ddrescue/dd_rescue is a good tool ...
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votes
2answers
103 views
Couldn't find package dd [closed]
I have run sudo apt-get update and upgrade, but apt-get install dd fails as above.
I am using Xandros on a asus eeepc.
4
votes
1answer
859 views
Copying root partition and /home to a new larger hard drive
I am getting a larger hard drive and would like to copy root directory to it. The partition for root is 20G. I would like to make it larger on the new drive. I also would like to copy /home to a ...
4
votes
1answer
4k views
How do I use dd to clone an external USB drive installation to a local hard disk?
can I use the dd command to clone my ubuntu installation from my external disk to my local hard drive. will it even boot? I think I can, but not sure. do I need to make the output partition on my ...
1
vote
1answer
89 views
Iso size versus Disk size
Hi guys I have a curiosity.
Some days ago I installed an ubuntu on a flash disk. Then I took an image of its ext4 and swap area via dd. However, after a while I decided that I should move this ubuntu ...
1
vote
1answer
296 views
How do I create a dd image of multiple filesystems in Xubuntu 12.04?
I have four filesystems with various samples files on them that I want to combine into a single dd image, how would I do this using dd? Should I be using something else other than dd? Thanks.
2
votes
1answer
1k views
When cloning ext4 partition with the “dd” command to a bigger partition free space doesn't increase [duplicate]
Possible Duplicate:
Drive reporting incorrect free space
Recently I've been trying to clone my hd using dd tool.
Everything was ok, as cloning ntfs partitions but when it comes to ext4 - dd ...
0
votes
0answers
233 views
HELP! Deja Dup restore problem
thanks to a typo I made in dd, I messed up my secondary drive. Did all the checks, the drive is fine; but restoring my data from a Deja Dup Backup turns out to be more problematic. I have just ...
0
votes
0answers
263 views
How do I use dd to write a bootsector to a flash drive?
I developed a bootsector and I tried to use dd to write the data. This resulted in the corruption of files and I had to reformat my entire flash drive. This bootsector was designed for FAT32 in mind. ...
2
votes
3answers
1k views
Why can't Mint boot my cloned Ubuntu partition? (UUID issue)
I've been running Ubuntu 10.04 and just installed Linux Mint 13. I may go with Linux Mint full-time, but for now I wanted to install it to the first partition, but keep Ubuntu bootable.
Device ...
0
votes
2answers
88 views
Want to back up using dd, but my present ubuntu installation is 149.04 + 3.81(swap) GB, my target drive is only 149.05 GB
My netbook is a Windows7-Ubuntu 12.04 dual boot. in gparted the strcture looks like
Partition filesystem size
/dev/sda2 extended 152.86GiB
__/dev/sda6 ext4 149.04GiB
__/dev/sda5 ...
6
votes
1answer
5k views
Why dd is not a reliable command to write bootable .iso files to USB thumb drive?
As the answers here indicate Ubuntu .iso s are not expected to boot if copied with dd to a USB thumb drive. Now my question is why is so that some Linux distributions have the option to directly write ...
3
votes
1answer
3k views
How to create a complete recovery Image for my new netbook
I just got a new acer netbook, it comes with windows 7. I wanted to know how I could create a recovery image using tools like dd.
I want to know what command creates the exact backup of the hard disk ...
2
votes
5answers
2k views
Move ext4 partition
I have an ext4 partition at the end of an hard drive, and want to resize it to the full disk size (the rest of the disk is empty). It's not the root partition, just a data partition, so it's no ...
0
votes
1answer
1k views
Update MBR of new drive after cloning
I just cloned the Linux partition of my laptop to be used on the desktop.
However, this was just a straight DD execution, and the MBR of the new drive is not affected. How can I change the new drive ...
1
vote
1answer
4k views
How to write image to SD card
I am following the RidgeRun documentation: How to boot a board from a SD card. I disable Nautilus from auto-mounting file systems to avoid a possible race condition and build the SD card image. I am ...
0
votes
1answer
93 views
'dd' access to a drive
I've been working with making custom bootloader and kernel code (not necessarily Linux kernel). I'm putting the images on USB, and was using dd to place them on the sector they needed to be on, and ...
0
votes
0answers
293 views
Sparse virtual machine disk image resizing weirdness? [closed]
I have a partitioned virtual machine disk image created by vmware.
What I want to do is resize that by 10GB.
The file size is showing as 64424509440. Or 60GB.
So I ran this:
dd if=/dev/zero ...
10
votes
3answers
6k views
How can I know how long `dd` cloning will take?
I have to dd a couple of 1TB hard drives. They are taking several hours to clone and I was wondering if there was any way possible of knowing how fast they are going, how much they have done and how ...
0
votes
1answer
159 views
Can I use dd to verify unpartitioned disk surface?
The thing is, I bought a laptop and after 6 days of HDD uptime, the SMART reports "449 reallocated sectors" already. With number slowly, but constantly climbing.
My HD is 320GB in size, with only ...
