Insert the SD Card into a card reader on your Mac. Open Terminal and enter the following command to locate your SD Card:. Look for your SD card by looking for a disk of the right size and name. Next, in Terminal, enter the following command to create a disc image. Wait until the SD card has been completely read; the command does not show any feedback, so wait for the command prompt to reappear in the terminal window once it is complete. Use the following in the Terminal:.
How to back up your Raspberry Pi’s SD card on Windows
Insert the SD card into a card reader and use the same df -h command to find out what is now available:. As on the Mac, the dd command does not show any feedback so you just need to wait until the command prompt re-appears. To restore the image, do exactly the same again to discover which device is your SD card.
As with the Mac, you need to unmount it first, but this time you need to use the partition number as well the 'p1' or '1' after the device name.
RPi Easy SD Card Setup
If there is more than one partition on the device, you will need to repeat the umount command for all partition numbers. For example, if the df -h shows that there are two partitions on the SD card, you will need to unmount both of them:. Again, wait while it completes. Before ejecting the SD card, make sure that your Linux PC has completed writing to it using the command:. But remember to back them up in case something goes wrong!
Menu Cart 0. Raspberry Pi Store Maker Store micro: Now that you have made a backup of your Raspberry Pi you will want to at some stage make use of this. To do this, we will need to again go through the process of finding out the location of our filesystems. Take note of all new entries as you will need to unmount all of them. Now that we have all our partition locations ready, we can unmount each of them by running the following command for each one. We can do that by running the following command. Now insert your USB Device into your Raspberry Pi and run the following command, take note of any new entries that pop up.
This directory will be the location that we will write our backup images. So, make a note of it for later in the tutorial.
Raspberry Pi Notes - Clone SD card on Mac
Now with our backup location now handy we can download the backup script that we are going to use, this script was written by a user on the Raspberry Pi forums called Jinx. With the script now saved to the Raspberry Pi, we can start to make use of it. We can do an initial backup by running the command below on our Raspberry Pi. This script will create a dummy image then launch a rsync process to copy all the files from the system to the dummy image.
Please note that the initial backup can take up to an hour to complete.
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Now that we have created our initial backup file and know that the script is working as intended we can move onto automating the backup. To do this, we will be making use of cron jobs. One thing to decide on how is whether you want an incremental backup or multiple backups. In the crontab editor, add one of the following lines to the bottom of the file.
This process will make a backup every day. If you want to edit the cron timings, you can use the Crontab guru website to work them out easily. You should now have an automated backup system up and running that will continually backup your Raspberry Pi to your USB device.
To restore these images follow our Restoring guides located in the SD Card section of this guide. You can now continue with working on some Raspberry Pi projects or just using your Pi as you would normally. If you run into any issues or have any feedback, then feel free to drop a comment over on our forum.
How to Backup & Clone a Raspberry Pi SD Card on macOS the Easy Way
Although Win32DiskImager does a fine job of copying an SD card, it makes a full sized copy so it takes as much space on your hard drive as the SD card size. I have been able to restore successfully from the compressed image. Thanks for this! Your tutorials are great, keep up the good work! All I see are the 3 logical partitions.
No local data storage needed nor used. Your email address will not be published. Notify me of follow-up comments by email. A Simple Guide for Beginners. Bill Dornbush on September 5, at 5: Piznti on September 24, at 3: Petar on November 13, at 8: Duncan on September 5, at How to backup noobs version? Gus on September 7, at 1: Ash on September 8, at 6: Harald on September 11, at 1: RLPendergast on September 25, at 9: Thanks Gus for a very valuable presentation. Sean on February 13, at Great stuff!
Sleeba Paul on March 7, at 4: Submit a Comment Cancel reply Your email address will not be published. Follow us on social. Search for Tutorials Search for: