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Building a BeagleBone Black Super Cluster by Andreas Josef Reichel

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Installing the operating system on the master node

If you do not want to boot from BBB's internal memory, you have to keep in mind that it will use its first boot code to boot from the internal card or external card, if inserted. If the Linux partition on the external card differs from the internal memory, BBB will crash. To prevent it from crashing you have to activate the second boot code in order to boot from the external card by pressing the boot-selection button. As this is annoying, the better solution is to write the installation image into the internal memory as well. This will update the boot sector of the internal memory, which will automatically boot our external memory card without the need to press the boot-selection button.

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