Ventura 13 Power Events

Recent Upgrade to Ventura 13. Noticed in About this Mac, More Info, System Report, Power, there are Power Events showing suggesting Wake ups at certain times shown below. These did not occur in Monterey. Any thoughts?


Power Events:




Next Scheduled Events:




  appPID: 412


  Type: Wake


  Scheduled By: com.apple.alarm.user-visible-com.apple.CalendarNotification.EKTravelEngine.periodicRefreshTimer


  Time: 31/10/2022, 17:03


  UserVisible: 0




  appPID: 102


  Type: Wake


  Scheduled By: com.apple.alarm.user-visible-com.apple.acmd.alarm


  Time: 31/10/2022, 17:55


  UserVisible: 0




  appPID: 102


  Type: Wake


  Scheduled By: com.apple.alarm.user-visible-com.apple.acmd.alarm


  Time: 01/11/2022, 09:18


  UserVisible: 0

Posted on Oct 31, 2022 3:10 AM

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Question marked as Top-ranking reply

Posted on Dec 16, 2022 3:06 PM

In the meantime I found a solution to get rid of the power events. By "I found" I mean actually I found this thread:

Reminders app waking mac from sleep - Apple Community

So I tried it!

Behaviour before the fix:

  • "pmset -g sched" reports our beloved friends

[0] wake at 12/17/2022 00:41:44 by 'com.apple.alarm.user-visible-

com.apple.CalendarNotification.EKTravelEngine.periodicRefreshTimer'.

  [1] wake at 12/17/2022 19:23:54 by 'com.apple.alarm.user-visible-com.apple.acm

  • "sudo pmset schedule cancelall"
  • "pmset -g sched" -> all good!
  • put Mac to sleep
  • wake it up by keystroke
  • "pmset -g sched" -> bad again


Now the fix:

"sudo pmset sched cancelall"

AND

"sudo chflags schg /Library/Preferences/SystemConfiguration/com.apple.AutoWake.plist"


"This prevents the system from updating the file and my MacBook no longer wakes to reminder events. Needles to mention that it prevents all scheduled system events like sleep, power-on and such."


"I recommend removing the flag before a system update:"

"sudo chflags noschg /Library/Preferences/SystemConfiguration/com.apple.AutoWake.plist"


Behaviour AFTER the fix:

  • "pmset -g sched" -> all good!
  • put Mac to sleep
  • wakeup Mac by keystroke
  • "pmset -g sched" -> all good and hope it remains as it is...


Will see tomorrow what "pmset -g log" reports...


Good luck to all...

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Ventura 13 Power Events

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