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From: Jolly Roger <jollyroger@pobox.com>
Newsgroups: comp.sys.mac.system,comp.sys.mac.systems,comp.sys.mac.hardware.misc,comp.sys.mac.misc,comp.sys.mac.portables
Subject: Re: Since 12/29/2021 afternoon PST, MacBook Pro (MBP) froze hard twice minutes after waking up.
Date: 6 Jan 2022 14:50:22 GMT
Organization: People for the Ethical Treatment of Pirates
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On 2022-01-05, Ant <ant@zimage.comANT> wrote:
> In comp.sys.mac.portables Jolly Roger <jollyroger@pobox.com> wrote:
>> On 2022-01-05, Ant <ant@zimage.comANT> wrote:
>> > In comp.sys.mac.portables Jolly Roger <jollyroger@pobox.com> wrote:
>> >
>> >> You should give a detailed list of which USB (and other) devices
>> >> are connected when the machine freezes. It's possible a driver
>> >> related to one of those devices is experiencing issues when waking
>> >> from sleep.
>> >
>> > I did in my "Using AUKEY USB C Hub 12-in-1 Type C Adapter for ASUS
>> > VA27DQSB 27" 1080P monitor's HDMI and a very old MS USB mouse." 
>
>> Okay. I'm wondering if the HDMI adapter / display may be the cause
>> when waking from sleep.
>
> Maybe? If I disconnect the whole AUSKEY hub during the lock up,
> wouldn't MBP come back to life?

Not necessarily, no. It depends on the nature of the freeze. 

>> Have you tried pinging and connecting to the machine (with SSH, for
>> instance) from another computer on the network when it is in this
>> "frozen" state? What happens when you try?
>
> Ooh, good idea. I will have to try that if it happens again after
> finding its DHCP IP address from the router.

I would, because it's possible it's not actually completely frozen,
which would be a good thing to know for diagnostic purposes.

-- 
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JR