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?
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My daily Apple blog for Computerworld
- 28 keyboard shortcuts Mac users need to know December 6, 2019I’m sure most Mac users know Command-C means copy and Command-V means paste, but there’s a host of other useful shortcuts that make a Mac user’s life much easier. I’ve assembled this short collection to illustrate this truth:EscNever underestimate the power of the Esc key to get you out of trouble. Say you're taking a […]
- All about the latest iPhone location privacy scare December 6, 2019That story going around that claims iPhone 11 devices are secretly harvesting your location information – even though you’ve told them not to do so? You don’t need to worry about it. Here’s why.What’s the story? The tale begins when a security researcher noticed the devices seemed to be sending out location data, even […]
- 10+ tips for better iPhone battery life December 5, 2019What can you do when you’re racing to the next meeting, desperate to use Wallet to catch your plane, or otherwise stuck on a long and winding road with no access to power for your iPhone?You can follow these tips (and avoid trouble).Think about how you use your iPhone Of course, I realize that when […]
- How Apple is already part of Industry 4.0 December 4, 2019Apple has entered manufacturing infrastructure with its products seeing wide deployment as industrial technology moves into what’s called Industry 4.0 – connected systems augmented by AR and mobile solutions.Smart, connected machines The introduction of the iPhone and the subsequent debut of other advanced mobile devices acted as a clarion call.The ability to work remotely doesn’t […]
- Apple’s Pro Display XDR sets the bar for pro displays December 3, 2019If you want to see the future of Apple displays, you don’t need to look far as the company prepares to introduce its reference monitor for the rest of us – the Pro Display XDR.Apple’s under-rated jewel After its introduction at WWDC, I was fortunate enough to look at the Pro Display XDR in real-world […]
- Soon every enterprise will need its own App Store December 2, 2019Digital transformation isn’t just a single wave, it’s a series of them, each one transformational – it’s an environment in which change is a permanent feature.No one size fits anyone any more We know every Fortune 500 firm now uses Apple equipment in their business. We also know that many enterprises now offer their own proprietary […]
- 12 Mac tips for Thanksgiving November 28, 2019Adobe Analytics tells us AirPods and Apple notebooks are two of the top three electronics gifts this holiday season, so I thought a few Mac tips might come in useful as we get into holiday season.Command-Space I always mention Command-Space in all my hint collections. It’s the keyboard combination I use most on Macs (and […]