is my power supply dieing?

[Stephen Partington]

I just had to partially rebuild a friends computer because the thermal
compound used in their system had petrified. they went from 89C down to 30C
after I cleaned and replaced the compound. (Partial disassembly was
required to unmount the HSF *String of expletives censored*

On Mon, Jul 13, 2020 at 7:07 AM Michael Butash via PLUG-discuss <
plug-discuss at lists.phxlinux.org> wrote:

> Agreed, and even more so, I have seen internal PSU fans die too, so make
> sure to check that.
>
> -mb
>
>
> On Sun, Jul 12, 2020 at 10:41 PM Brian Cluff via PLUG-discuss <
> plug-discuss at lists.phxlinux.org> wrote:
>
>> Are you sure all your fans are running, including in your power supply?
>> If you CPU fan secured properly and has good (Not dried out) thermal
>> paste on it.  If you took your CPU fan off and it had some of that
>> thermal waxy stuff on it and you just put it back on, it's probably not
>> conducting heat very well.  I would take it back off and scrape all that
>> stuff off and put some proper thermal compound on it in it's place.
>>
>> In my experience, if your computer is randomly locking up, it's usually
>> heat related.  Although it CAN be the power supply, usually power
>> supplies just tend to outright die and will refuse to turn on your
>> machine when they go bad.  The other things are bad RAM and bad
>> software.... but if you've tested your ram and you haven't changed
>> anything software wise, I would look for a heat related issue.
>>
>> Brian Cluff
>>
>>
>> On 7/12/20 7:49 PM, Michael via PLUG-discuss wrote:
>> > OK.... well, I ran stress and gearsglx and the computer ran fine for
>> > about 5 minutes and then it froze. so this means it is the hardware?
>> > so I guess.... is it the power supply? what else could it be? how can
>> > I verify or else is it a shot in the dark?
>> >
>> > On Tue, Jul 7, 2020 at 10:17 PM Michael <bmike1 at gmail.com> wrote:
>> >> thanks for shaaring your experiances with me!
>> >>
>> >> On Tue, Jul 7, 2020 at 10:58 AM Michael Butash via PLUG-discuss
>> >> <plug-discuss at lists.phxlinux.org> wrote:
>> >>> That is about how my laptop was acting using the i915 driver vs. the
>> intel kernel mode driver...  Maybe make sure you're not using that, by
>> default you shouldn't. I ended up with it trying to make prime gpu
>> switching work.
>> >>>
>> >>> It could be gpu related still, most browsers use hardware
>> acceleration that could be hitting it.
>> >>>
>> >>> Try running glx-gears for a while in full-screen to see how it acts
>> if it dies when heating up.
>> >>>
>> >>> I also had an older system that was locking up seemingly whenever I'd
>> hit the graphics.  Turns out the gpu fan went bad, with ambient case fans
>> keeping it cool enough off the heatsink, but watching a movie or something
>> that hit the gpu, it would crash.  Tearing it open it was then obvious the
>> fan wasn't working.  Of course I couldn't find a fan that fit the stupid
>> thing, so I ended up buying a new gpu for it, all was well.
>> >>>
>> >>> Only ever had one PSU that got wonky on me to crash intermittently in
>> some 25 years of building pc's, but it happens...
>> >>>
>> >>> Also, boot up and in grub run memtestx86 on it, bad memory sectors
>> can cause grief too with intermittent locks, usually the more ram you
>> invoke, you'll hit the bad spot.
>> >>>
>> >>> -mb
>> >>>
>> >>>
>> >>> On Sat, Jul 4, 2020 at 9:36 AM Michael via PLUG-discuss <
>> plug-discuss at lists.phxlinux.org> wrote:
>> >>>> you know.... it seems that the first time of the day I start it it
>> >>>> runs a few minutes and then freezes. but upon subsequent restarts
>> >>>> everything is good.
>> >>>>
>> >>>>
>> >>>> On Fri, Jul 3, 2020 at 8:18 PM Michael <bmike1 at gmail.com> wrote:
>> >>>>> I have ssh installed on my system but to ssh into another system you
>> >>>>> need ssh-server installed on your computer but I can't find it. I
>> >>>>> guess I'm wrong. What else do you need installed?
>> >>>>>
>> >>>>> On Fri, Jul 3, 2020 at 8:03 PM Michael <bmike1 at gmail.com> wrote:
>> >>>>>> I think my issue might also be grafix related because when it first
>> >>>>>> started doing this the dark areas on my desktop picture would turn
>> >>>>>> blue when it froze. I do have another system. Could you walk me
>> >>>>>> through solving the problem?
>> >>>>>>
>> >>>>>> On Fri, Jul 3, 2020 at 11:11 AM Michael Butash via PLUG-discuss
>> >>>>>> <plug-discuss at lists.phxlinux.org> wrote:
>> >>>>>>> It really could be about anything, hardware or software.  Unplug
>> everything unnecessary, even usb things, and just see if it locks up then.
>> I've had psu's do this, video cards, ram, even usb devices cause weird
>> hardware-ish problems.  Check dmesg and /var/log as well for errors/events,
>> could indicate a flaky device.
>> >>>>>>>
>> >>>>>>> Also software - upgrading ram recently, I also updated my system
>> since I had to reboot anyways, and my pc began locking up every 2 days.  I
>> thought the new ram perhaps was bad, but memtest looked ok.  It took some
>> digging, but guess I picked up a bug in using an old intel graphics driver
>> inadvertently, removed that driver, and I've had 70 days of uptime since.
>> >>>>>>>
>> >>>>>>> I had to get a bit creative to diag this, including sshing into
>> it from another system when it did lock up.  Turns out it was graphics
>> related, just the display froze, but the system worked otherwise headless.
>> This led me to investigate graphics as a source of the lockups to fix at a
>> driver level.  If you have another system available, I'd suggest that.
>> >>>>>>>
>> >>>>>>> -mb
>> >>>>>>>
>> >>>>>>>
>> >>>>>>> On Fri, Jul 3, 2020 at 6:36 AM Michael via PLUG-discuss <
>> plug-discuss at lists.phxlinux.org> wrote:
>> >>>>>>>> sometimes my computer freezes. is iut the power supply?
>> >>>>>>>>
>> >>>>>>>> --
>> >>>>>>>> :-)~MIKE~(-:
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>> >>>>>>
>> >>>>>>
>> >>>>>> --
>> >>>>>> :-)~MIKE~(-:
>> >>>>>
>> >>>>>
>> >>>>> --
>> >>>>> :-)~MIKE~(-:
>> >>>>
>> >>>>
>> >>>> --
>> >>>> :-)~MIKE~(-:
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>> >>
>> >> --
>> >> :-)~MIKE~(-:
>> >
>> >
>>
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-- 
A mouse trap, placed on top of your alarm clock, will prevent you from
rolling over and going back to sleep after you hit the snooze button.

Stephen
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