Why is Kernel_task CPU activity so high?
Activity Monitor says a system process called kernel_task is using a lot of CPU. Is the Mac faulty, or is this normal? Why is Kernel_task so high and what can I do?
Great tips
-
The BBC’s tips for how to film movies with an iPhone
16 Feb, 2018
-
6 Tips for How to Shop at an Apple Retail Store
21 Feb, 2017
-
-
-
-
29 Mar, 2017
-
-
A Guide to Apple Watch 3 + Cellular Battery Life
6 Oct, 2017
-
How to apply for, set up and use an Apple Card
6 Aug, 2019
-
My daily Apple blog for Computerworld
- What we think we know about Apple Silicon & Thunderbolt 4 July 9, 2020Apple is migrating Macs from Intel to Apple Silicon. What does this mean when it comes to support for Intel’s all-new Thunderbolt 4 standard? Here’s what we think, know and imagine:What is Thunderbolt 4? Intel has introduced what it says is its “truly universal” Thunderbolt 4 I/O specification. At 40Gbps it’s no faster than the […]
- Apple extends iPhone repair services across U.S., Canada, Europe July 8, 2020It seems fair to say that Apple has never had an easy relationship with third-party iPhone repair services. So it’s good news that it's expanded the provision of repair services by extending its Independent Repair Provider Program to more shops in the U.S., Canada and Europe.A step forward Just a few years ago, Apple fell afoul […]
- Apple has built its own Mac graphics processors July 7, 2020Like iPhones and iPads, Apple Silicon Macs will use an Apple-designed GPU – something that makes complete sense when you consider this is how current iOS devices work. But it could be a reason for pause by some high-end users during the transition period from Intel-based hardware.Tile Based Deferred Rendering You see, while Intel Macs contain […]
- Apple plots path to the next Intel iMac July 3, 2020Hours since the first Apple Silicon Mac benchmarks leaked come a fresh set of numbers detailing what could be Apple’s next iMac release.An iMac with Intel inside While we all expect Apple will introduce its first Apple Silicon Macs later this year, the company has told us it will continue to support and sell Intel-based […]
- 13 privacy improvements Apple announced at WWDC July 2, 2020Apple continues to focus on the challenge of providing tech-driven convenience while protecting customer privacy in its upcoming operating system releases. Here are all the privacy-related improvements to expect in iOS 14, macOS 11 and iPad.Why privacy matters Fundamentally, the challenge with mobile technologies is the sheer quantity of personal data that can be collected […]
- iOS 14: How to use App Library on iPhone July 1, 2020Introduced at WWDC 2020, Apple’s iOS answer to Android’s app drawer makes its debut in iOS 14. It’s called App Library and works by gathering all your apps inside folders to make it easier to find the apps you want without endless swiping between screens.What did Apple say about App Library? Speaking at last week's […]
- Apple's Silicon Macs promise screaming performance June 30, 2020Promising Apple Silicon Mac performance benchmarks have appeared on Geekbench as developers begin to speed test these new Macs. It appears they already run as fast as some Windows devices.The best is yet to come This data doesn’t tell the whole story. For example, we know these Macs are running an early beta of the operating […]