Simply having a boot volume group with a System snapshot in it won’t get your Mac to start up from that disk, particularly if it’s an Apple silicon model. Some details.
M1
Secure Boot and its 5 stages, the SSV, support for external bootable disks, the SEP, Recovery, and lightweight virtualisation.
Memory, from L1 instruction cache to main memory, and how it came to be Unified. Why the internal SSD isn’t like others, and why it’s so essential.
How the NEON vector processor, neural engine, matrix co-processor, and GPU all deliver high performance with low power and energy use.
What do you do when your Mac refuses to log you in because it thinks your password is incorrect? Don’t rush or panic, but follow these steps.
Running threads at different frequencies on the same core type can’t save energy and extend battery endurance. That’s where 2 core types come in handy.
How power efficiency is just as important to desktop Macs as it is to notebooks, and the story of the Mac mini in power from 2005-2023.
A gentle introduction to the new architecture, from how macOS allocates threads to core types, overflow, variable frequency, ending in huge differences in power.
Few acts can excite an audience as much as the plate-spinner darting between crockery threatening to wobble out […]
In a wide range of in-core tests, CPU performance in VMs is close to that of code running native on the host, and M3 VMs are faster than M1 native. With one significant exception.
The Eclectic Light Company 