Kubuntu/Ubuntu does not remove everything from memory at shutdown

Steve Morris samorris at netspace.net.au
Wed Mar 10 20:56:22 UTC 2010

On 11/03/10 07:04, Reinhold Rumberger wrote:
> On Wednesday 10 March 2010, Steve Morris wrote:
>> On 11/03/10 03:22, Juergen Sauer wrote:
>>> Am Freitag, 5. März 2010 schrieb Mark Greenwood:
>>>>> Looks like an pure Windows7 Problem. Ask them.
>>>> No it's not a Windows problem, I have the same. If I choose
>>>> 'Reboot' on my laptop from within Kubuntu, then when the
>>>> laptop comes back up I have no ACPI functionality and no
>>>> sound. I have to Shutdown and then switch on again to do a
>>>> proper reboot from within (K)Ubuntu. This does not happen with
>>>> Mandriva. However on my desktop system a reboot from Kubuntu
>>>> works fine. I suspect it is an ACPI bug and I reported it to
>>>> Ubuntu about, oh, two millennia ago.
>>> Ofcours is it a Problem of the booting operation system if it
>>> can not correctla initialize the system's hardware.
>>> If a system is to be booted, a OS must be able to boot
>>> correctly.
>>> In this definition it is a clearly Windoze 7 problem.
>>> Jojo
>> No, it is not a Windows 7 problem, it is Kubuntu/Ubuntu not doing
>> things properly with the hardware when it shuts down.
>> If I shut Kubuntu/Ubuntu down and reboot into Windows 7 I cannot
>> get any sound from the soundcard.
> Funny how, a couple of years ago, when rebooting from Win to Linux,
> when one didn't get sound in Linux, it was always Linux' fault...
> As at least Jojo mentioned: It's not K/Ubuntu's fault if Win7 fails
> to properly initialise the soundcard. Probably a driver problem in
> your Win7 install. Third party Win drivers aren't known for their
> quality, you know...
>> If I shut Kubuntu/Ubuntu down
>> and reboot Mandriva to the kdm login screen, and shut Mandriva
>> down (it does a forced close of any active applications at
>> shutdown) and reboot into Windows 7 I get sound from the sound
>> card. Also if I boot the system into Mandriva only and reboot
>> into Windows I never have any issues with Windows 7 producing
>> sound.
> If this is so big an issue for you, why don't you just use Mandriva
> exclusively? Or do a proper shutdown-start cycle? It doesn't really
> take more time...
What do you mean by a proper shutdown-start cycle? You're not suggesting 
are you that in order for the system to work properly after using 
Kubuntu/Ubuntu that I need to actually power off the machine and power 
it back on rather than warm boot?

>> Hence it is clearly a Kubuntu/Ubuntu problem of not forcibly
>> closing applications still active as it is about to reboot,
> Yeah, it actually does that...
> Try getting some actual information instead of just looking through
> boot messages - not everybody logs everything...
>    --Reinhold
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