[Nottingham] Arch always on system freezing

[VM]

Whenever a system misbehaves with no obvious cause, test RAM.
Try several runs of memtest when the system is hot and cold.

On 26 October 2018 19:11:55 BST, Brian Pickford via Nottingham <nottingham at mailman.lug.org.uk> wrote:
>Hoi Hoi,
>
>Does anyone have some suggestions on tools I can use to diagnose a
>freeze
>on my home media server please?
>Things I've done so far:
>I've redirected power saving schemes to dev/null
>replaced a failing disc and repaired the BTRFS filing system -  the nas
>mount, root is on a separate 1TB ext4 volume, there are some errors
>reported on the root FS disk by smart, but not in the last month
>journalctl -b -1 doesn't leave any clues
>Heat is not the issue
>
>when I turn the TV back on, I get a picture, no keyboard / mouse and no
>ssh
>connection possible.
>
>Any suggestion on how I can trap the error?
>
>Cheers, Brian

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