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Jeff Geerling

Jeff Geerling

@jeff-geerling · 3 positions · On ppll ↗

Developer, author and YouTuber covering Raspberry Pi, homelab hardware and Ansible automation.

Jeff Geerling did not write this page.

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  1. semiconductors

    Memory timings, especially for modern LPDDR chips, are tricky to get right, and having a bad solder joint, or a cheap RAM chip that only barely passed validation, means you get weird failure modes.

    ↗Raspberry Pi locks down Pi 5 RAM upgrades in firmwarejeffgeerling.com 1st of 2 in this piece

  2. design

    But in the end, it's just another sad loss in hardware ownership, that you can't swap out or upgrade the RAM chips.

    ↗Raspberry Pi locks down Pi 5 RAM upgrades in firmwarejeffgeerling.com 2nd of 2 in this piece

  3. 4 months earlier
  4. cybersecurity

    Any form of remote control needs to be treated like an open door into your network—make sure you put a good lock on it.

    ↗I tested every IP KVM in my Homelabjeffgeerling.com