ntp

[Michael]

It's not that I don't want to replace it. It is just that the screws
holding the board in place are too securely tight. I will spend the $40 to
have it replaced.

On Thu, Dec 23, 2021 at 3:16 PM Donald Mac McCarthy via PLUG-discuss <
plug-discuss at lists.phxlinux.org> wrote:

> Steve is correct, you should replace the battery or replace the hardware.
> An improper time at boot can cause any number of “wonky” things, but also
> opens up some VERY nasty security attacks that revolve around timing. It is
> difficult and time consuming to get a system out of time with NTP running
> (which it should be by default on most Linux distros) when the boot time is
> “correct (within a few hundred milliseconds to 2 seconds)”. It is very easy
> to keep a system off time and continuously lie to it when relying on a
> plaintext software protocol alone.
>
> If you don’t want to replace the battery, you should look at replacing the
> board.
>
> Mac
>
> --
> Donald Mac McCarthy
> Director, Field Operations
> +1.602.584.4445 (desk)
> +1.602.727.4131 (mobile)
>
> On Thursday, Dec 23, 2021 at 2:16 PM, Steve Litt via PLUG-discuss <
> plug-discuss at lists.phxlinux.org> wrote:
> Michael via PLUG-discuss said on Thu, 23 Dec 2021 12:03:19 -0500
>
> How does one set it up so that arch doesn't need a cmos battery. Mine
> is going belly-up and I don't want to replace it. I was thinking I
> shouldn't need to with NTP. What do you think?
>
>
> https://lmgtfy.app/#gsc.tab=0&gsc.q=how%20to%20set%20up%20ntp%20in%20linux
>
> Not that the preceding link will help you. The time jumps involved
> in going from 1970 or whatever to the current time, on every cold boot,
> mess with all sorts of programs and processes. Plus the fact that a low
> battery could mess with the rest of your non-time settings. It's not
> inconceivable that wrong settings could cause filesystem damage (are
> you thoroughly and currently backed up?) and even hardware damage.
>
> A coin battery is available for about five bucks at any drug store. If
> you live 100 miles from a drug store, consider
> https://www.ebay.com/itm/132704000819?epid=22021694267
>
> WARNING: My computer uses a CR2032 battery, I think most computers do,
> but your computer might be different. To find out, remove necessary
> screws to get to the motherboard, taking photos at each stage so you
> know how to put it back together. Before removing the old battery, take
> a photo of the battery mounted on the motherboard. See
> https://www.computerhope.com/issues/ch000239.htm for info how to remove
> the battery. If the preceding URL doesn't give you the necessary info,
> perform a web search on the following words:
>
> how to remove the cmos battery from a motherboard
>
> Search the preceding words.
>
> SteveT
>
> Steve Litt
> Spring 2021 featured book: Troubleshooting Techniques of the Successful
> Technologist http://www.troubleshooters.com/techniques
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-- 
:-)~MIKE~(-:
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