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sleep

Waking your Mac from sleep: log highlights

A deep dive into the log to examine what happens when waking from system sleep. And where you can read a cache of old internet connections…

February 27, 2017 Macs, Technology

Power Management in detail: using pmset

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A command line tool with extensive abilities. It is not actually that hard to use.

January 20, 2017 Macs, Technology

Using hibernation to secure a Mac with FileVault

FileVault is most secure and robust when you shut your Mac down. But there are many times when you want full protection when only sleeping.

January 19, 2017 Macs, Technology

Couldn’t stay awake any longer: Energy Saver ignored

Despite being set to stay awake, the other morning my iMac had decided to go to sleep. Why? Is there a ghost in the machine?

January 17, 2017 Macs, Technology

Known bugs in El Capitan 10.11.6: an incomplete summary

With only one bug definitely fixed in 10.11.6, out of those recorded for 10.11.5, this update looks rushed. But the jury’s still out regarding freezing.

July 23, 2016 Macs, Technology

Diagnosing problems: crash, freeze, panic, or spinning beachball?

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Was that crash a freeze, a panic, or just a spinning beachball? And what do they mean?

July 3, 2016 Macs, Technology

Power Management in OS X

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Do your settings in the Energy Saver pane differ from what actually happens? Learn how to use pmset to understand why, and diagnose old battery problems.

June 10, 2016 Macs, Technology

Growing suspicions about El Capitan 10.11.4 and power management

After a ‘Sleep Wake Failure’ and a bizarre ‘GPU Reset’, I’m not convinced that 10.11.4 is doing this iMac much good.

April 30, 2016 Macs, Technology

An unwarranted login: things that go bump in the night

What do you do when your Mac seems to have restarted quietly when it should have been asleep?

April 3, 2016 Macs, Technology

Bug in El Capitan: Power management ignores setting to not sleep hard disks

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On some iMacs at least, the settings in Energy Saver are partly ignored. This must be a bug.

March 4, 2016 Macs, Technology

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