Traced from recognition of the cable connection, through establishing PCI streams, to mounting the volume with APFS, and the bonus of a good trim at the end.
external drive
To boot from an external disk, Apple silicon Macs need them to have an Owner. Here’s how to investigate ownership, and how it works.
How can you set up a single external bootable disk to start up two different Apple silicon Macs, maybe one in the office and the other at home?
Overall summary of a year’s testing external hard disks and SSDs ranging in cost from $50 to more than $200 per TB. Which is best?
Why can some with Apple silicon Macs create and boot from external disks, while others seem doomed to failure?
Described and illustrated, with key points on cables, and setting up ownership and accounts. And what does happen when the external boot disk is missing?
A popular insurance when upgrading to a new version of macOS: how to keep your Mac running both Monterey and Ventura. Covers all models including M-series.
In the past, a second, cloned bootable volume on a separate disk was a great advantage. Cloning has become harder, and Recovery better. What should you do now?
With the right enclosure, a Samsung 980 PRO NVMe SSD delivers transfer speeds of around 2.8 GB/s. Does that make booting from it any faster, compared with an SSD at half the speed?
APFS backup disks offer different possibilities for adding volumes for your own use, alongside the backup volume. How do you decide what’s best?
The Eclectic Light Company 