How macOS controls CPU P core cluster frequency according to the cluster total active residency, in synthetic in-core tests, compression and when running virtual machines.
Category Archive: Macs
We were sat with the Weather app reviewing prospects for the weekend ahead, when we were warned of a significant threat to life or property requiring us to take action immediately.
Here are this weekend’s Mac riddles to entertain you through family time, shopping and recreation. 1: Unsolicited crypto, […]
A problem from the first 128K Mac, virtual memory was available from 1987 but only with A/UX. It wasn’t really sorted out until Mac OS X, and now it’s all Unified anyway.
How Spotlight works, Core and global Spotlight, importing failure, exclusions from indexing, re-indexing, excessive re-indexing, failure to find, iCloud Drive and network shares.
macOS logs may only last a few days, or even hours, into the past. Here’s a quick and simple way of browsing the log from weeks, months or even years ago.
A matrix multiplication test appears to be run on the AMX matrix co-processor, and behaves differently from in-core tests. And what Power modes really do.
Try searching for something you know is in a file in ~/Library/Preference and you’re unlikely to get any success. This explains how, and why you can’t alter that.
I hope that you enjoyed Saturday’s Mac Riddles, episode 283. Here are my solutions to them. 1: Hidden […]
Power use in two in-core performance tests, by number of threads run, leading to estimates of total energy used by P and E cores running the same code, at high frequencies. How efficient are the CPU cores in the M4?
The Eclectic Light Company 