[Mageia-dev] latest kernels not powering off machines on shutdown

[Thierry Vignaud]

On 9 August 2012 21:31, Colin Guthrie <mageia at colin.guthr.ie> wrote:
> 'Twas brillig, and Pascal Terjan at 09/08/12 20:04 did gyre and gimble:
>> Yes because it totally makes sense to have a command to halt the
>> operating system but leave the machine using some power for nothing
>> (and preventing you from powering it on with wol). I am sure someone
>> believes it can be useful in some strange scenario.
>
> It's very useful and it was essential for me during the previous release
> to debug shutdown logic.

That's off topic.
We hide kernel messages on boot despite them being usefull for debugging

And for end users, it's horrible: they think the computer is frozen.
If they didn't press <escape> before, they've no way to understand what
happen!

> I want to see and read the debug that happens here and with a regular
> poweroff the debug disappears before you can read it. It's maybe not
> something you want to use regularly, but it doesn't mean it's not
> useful. There were always "poweroff" and "halt" commands - the names
> speak for themselves, it's just people got used to broken behaviour in
> the past. If you want to power your machine down, just type "poweroff".
> If you want to halt it, then type "halt". Kinda self explanatory really.
> Use the right tool for the right job :)

Yet it's again 12 years of pratice, against documentation on internet
and the like