Top "Dd" questions

dd: How to calculate optimal blocksize?

How do you calculate the optimal blocksize when running a dd? I've researched it a bit and I've not found …

linux dd

Using grep to search for hex strings in a file

I have been trying all day to get this to work. Does anyone know how to get grep, or something …

bash awk grep xargs dd

How to create an .IMG image of a disc (sd card) without including free space?

In Linux, we can do dd if=/dev/sdb of=bckup.img but if the disk is of 32GB with …

linux image dd

how to make an image of android partition to your pc

I am trying to make a backup (a direct dd image of the partitions of my built-in memory card of …

android linux image partition dd

Why using conv=notrunc when cloning a disk with dd?

If you look up how to clone an entire disk to another one on the web, you will find something …

linux dd

Windows Powershell command line equivalent of dd

I am writing a Powershell script to make a raw copy of a drive and I have been unable to …

windows powershell dd

dd: opening `/dev/sdb': Permission denied

I'm trying to write a linux image in a CF card, as is shown in *: When I do: sudo bzcat …

flash dd

Copy n bytes of data x to file

How we can copy for example 10 bytes of '7' to a file? How can I generate those 10 bytes of 7? …

linux dd

How can I convert E01 image file to dd image file?

I'm working on forensics tools and I have Encase E01 type image file. I would like to analyze this image …

dd computer-forensics diskimage

Why is dd with the 'direct' (O_DIRECT) flag so dramatically faster?

I have a server with a RAID50 configuration of 24 drives (two groups of 12), and if I run: dd if=/dev/…

linux file io dd