Some support USB4, others don’t. Some share the controller, others don’t. Some support DFU mode but then can’t be used to create a bootable external disk on Apple silicon.
Category Archive: Technology
I hope that you enjoyed Saturday’s Mac Riddles, episode 290. Here are my solutions to them. 1: Quiet […]
Which versions of macOS can you ‘dual boot’, should you install them all on the internal SSD, or is a bootable external disk better, and when would you need to virtualise?
How CPU P cores have a frequency limit applied in Low Power mode, and how macOS regulates power use or temperature by controlling core frequency.
Here are this weekend’s Mac riddles to entertain you through family time, shopping and recreation. 1: Quiet kip […]
Introduced 20 years ago, it has just had its second major redesign and a huge boost in capability. Now used for cloud and colocation services, and widely as a server and desktop of choice.
How FileVault and APFS Encrypted are enabled and managed differently, and details of how they work internally. Concentrates on T2 and Apple silicon Macs, but also covers older Intel models.
Deciding which file system to use for hard disks can be difficult. Here are the advantages and disadvantages explained in detail, for HFS+ and APFS.
How Apple silicon CPUs control core frequencies and power use when running in Low Power mode. Includes M4 Pro and M3 Pro data, and estimates of energy requirements.
How snapshots are created from a volume in around 0.01 second, why they will grow in size over time, how they can only be of complete volumes, and can’t be edited.
The Eclectic Light Company 