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Questions tagged [dd]

dd is a traditional utility for binary data copies

0 votes
1 answer
204 views

I backed up my old device using dd and am trying to access its contents. The following has been attempted: usr@pop-os:~/Backups$ sudo mkdir /mnt/<dir> mount -o loop <file>.image /mnt/<...
SpreadingKindness's user avatar
13 votes
2 answers
1k views

This post might be a bit redundant, but I am trying to back up my SSD using dd. Many (if not all) of the guides out there for this tool save the drive per partition. However, I would like to save it ...
newunix's user avatar
  • 339
2 votes
1 answer
411 views

General overview I try to install the Mobian OS on my Pinephone thought the dd’s method as described in the official Debian documentation. Basically, I have to make a dd from an image to a partition ...
fauve's user avatar
  • 1,529
0 votes
2 answers
73 views

how to copy a HD to another if the CPU is freezing after a few GB ? I had to copy w11 of a friend notebook from a 128GB nvme to a 1TB nvme. I put nvne128gb in a usb adapter and the nvme1TB inside the ...
VeganEye's user avatar
  • 101
0 votes
1 answer
67 views

I attempted to write a file to an ext4 voulume on an external USB hard disk drive: $ dd if=/dev/zero of=file bs=1M count=10 iflag=fullblock oflag=direct dd: failed to open 'file': Invalid argument ...
EmmaV's user avatar
  • 4,443
0 votes
1 answer
101 views

I am running the command dd bs=1M if=/dev/zero of=/dev/md7 status=progress. It started very slow at 4 MB/s but now has dropped to 1 MB/s. This is a standard SATA disk that was running perfectly ...
Turkeyphant's user avatar
2 votes
2 answers
106 views

I used gzip to compress an image which is quite huge still. dd if=/dev/sda2 bs=1M | gzip -c -9 > sda2.dd.img.gz then I changed the partitioning of the Drive because I wanted to install Linux. And ...
Nisang Marc Pfannkuchen's user avatar
1 vote
0 answers
288 views

I used dd to write the SystemRescue ( https://www.system-rescue.org/ ) image to a USB stick drive. I used this USB stick to boot into Computer#1 and then used dd to clone the internal system drive to ...
Robert Jenkins's user avatar
0 votes
1 answer
97 views

I'm having a stream of binary data coming in via stdin which I want to write to a block device /dev/mmcblk0p2. The size of the input stream is arbitrary and since it's coming in via stdin, it's not ...
daten's user avatar
  • 33
0 votes
1 answer
170 views

Why is GNU Coreutil's dd unable to read /proc/pid/mem? PHP is able to read it, check this: $ dd if=/proc/357668/mem bs=100 skip=93824992231424 count=1 iflag=fullblock dd: /proc/357668/mem: cannot skip ...
hanshenrik's user avatar
0 votes
0 answers
29 views

Say I have an .iso file from this dd command: dd if=/dev/sda of=./image.iso In the case where the drive contained multiple partitions, how could I say, only mount the second one?
yoong jin chow's user avatar
1 vote
1 answer
367 views

I'm using this pipeline to write an image file to drive $drive: wget -o logfile -O - https://route/to/image.gz | \ gunzip -c | \ dd of="$drive" bs=4M conv=fdatasync 2>/...
QF0's user avatar
  • 391
0 votes
2 answers
180 views

I want to move a dual boot Windows 7 and Linux Mint installation to a larger drive. Right now they exist on a 500GB Samsung SSD. Windows has 289.84 Gib, Linux has 175.42 Gib. I was thinking of dd or ...
user256282's user avatar
0 votes
1 answer
528 views

I use busybox (and buildroot). How to use status? For example dd if=disk.img of=/dev/sda bs=4M conv=fsync status=progress
Андрей Тернити's user avatar
0 votes
1 answer
352 views

I'm trying to perform a simple disk benchmark (throughput) of my ZFS filesystem using dd. Here is my command: dd if=/tank/media/video/largefile.mp4 of=/dev/null bs=1M count=1000 However, it finishes ...
SofaKng's user avatar
  • 363

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