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        <title>Creating a Disk Image on Linux Using DD</title>
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            <h1>Creating a Disk Image on Linux Using DD</h1>
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          <h2>Creating An Image</h2>

<ol>
	<li>Insert the SD card or USB flash drive to make an image of</li>
	<li>Run the following commands in a terminal window:
	<div class="codeBlock"># list out disks<br />
	sudo fdisk -l<br />
	# run the following to create a .img, replace sdb with the correct source disk<br />
	sudo dd if=/dev/sdb of=~/flashstorage.img status=progress<br />
	# run the following to create a compressed img, replace sdb with the correct source disk<br />
	sudo dd if=/dev/sdb status=progress | gzip -c &gt;~/flashstorage.img.gz</div>
	</li>
</ol>

<h2>Restoring An Image</h2>

<ol>
	<li>Insert the SD card or USB flash drive to make an image of</li>
	<li>Run the following commands in a terminal window:
	<div class="codeBlock"># list out disks<br />
	sudo fdisk -l<br />
	# run the following to restore an .img to the target device<br />
	# replace sdb with the correct source disk<br />
	# MAKE ABSOLUTELY CERTAIN THE OUTPUT TARGET IS CORRECT<br />
	# OR YOU COULD POTENTIAL DAMAGE YOUR OS<br />
	# restore img<br />
	sudo dd if=~/flashstorage.img of=/dev/sdb bs=4M status=progress<br />
	# restore gzipped img<br />
	gunzip -c ~/flashstorage.img.gz | sudo dd of=/dev/sdb bs=4M status=progress</div>
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