wirelessduck--- via Dng said on Fri, 13 Aug 2021 20:06:37 +1000

>> On 13 Aug 2021, at 18:28, Steve Litt <slitt@???>
>> wrote:
>>
>> terryc said on Fri, 13 Aug 2021 13:55:07 +1000
>>
>>
>>>
>>> Setting up? As in reallocating desktops?
>>>
>>> I'd be more inclined to look at HW/Sw problems when you are adding
>>> something like a 4K screen. Is there sufficient ram?
>>
>> And...
>>
>> OP, while you're at it, just for fun run a ram test on all the ram.
>
>Memtest86+ would be a good choice?
>
>http://www.memtest.org/

Excellent choice. It's what I use. I think it's one of the boot choices
on System Rescue CD.

>
>> And run smartctl on your disks. And lmsensors to read various
>> temperatures and fan parameters.
>
>https://askubuntu.com/a/53782
>
>Install lm-sensors package, run `sudo sensors-detect`, and then load
>the listed kernel modules or add to /etc/modules and reboot.
>
>`sensors` will display the data in a terminal, or you can use various
>GUI front ends such as psensor or gkrellm.
>
>> It sound like you have an intermittent problem, and that justifies
>> the extra corrective maintenance tests of hardware, even though
>> those tests will take some time (run them overnight when you're
>> sleeping).
>
>https://www.phoronix-test-suite.com/
>
>Running a few tests from Phoronix test suite might be good for
>detecting hardware issues?

I looked at the Phoronix suite for 1 minute, and it seemed pretty good.

SteveT

Steve Litt
Spring 2021 featured book: Troubleshooting Techniques of the Successful
Technologist http://www.troubleshooters.com/techniques