KVM, qemu, and virt-manager versus VirtualBox

Nio Wiklund nio.wiklund at gmail.com
Mon Sep 16 16:01:18 UTC 2013


Good that the alternate iso of Lubuntu Saucy 64-bit works well in VBox :-)

Nio

On 2013-09-16 17:54, Phill Whiteside wrote:
> Sorry,
> 
> that should read "I do NOT have the extras package for Vbox"
> 
> Phill.
> 
> 
> On 16 September 2013 16:54, Phill Whiteside <PhillW at ubuntu.com
> <mailto:PhillW at ubuntu.com>> wrote:
> 
>     Hi,
> 
>     Lubuntu Alternate AMD64 dated 15th Sept installed successfully into
>     Virtual Box. Allocated 512MB RAM and 10GB of Disk Space.
> 
>     Host machine is running fully updated saucy and Vbox is version
>     4.2.16 I do have the extras package installed for VBox.
> 
>     The VM boots fine, I can access Firefox and the internet and it also
>     closes down with no issues of hanging / slow speed etc.
> 
>     Will run a KVM install later this evening with the same iso, RAM and
>     Disk Space allocations.
> 
>     Regards,
> 
>     Phill.
> 
> 
>     On 16 September 2013 12:05, Nio Wiklund <nio.wiklund at gmail.com
>     <mailto:nio.wiklund at gmail.com>> wrote:
> 
>         On 2013-09-16 10:56, Nio Wiklund wrote:
>         > On 2013-09-16 10:40, Jörn Schönyan wrote:
>         >> I had Kubuntu Saucy installed on my machine, a normal install
>         without
>         >> virtualization. After updating, LightDM failed at boot. Endless
>         >> Plymouth-screen. When I pressed Escape, I could read the boot
>         messages
>         >> which stated that LightDM failed.
>         >>
>         >> I reported that bug, but noone else seems to have the problem. My
>         >> temporary workaround was logging into tty1 and startx.
>         >>
>         >> Am Montag, 16. September 2013, 10:19:59 schrieben Sie:
>         >>> Joern,
>         >>>
>         >>> I have the installed system in the vbox now. I can retry
>         installing
>         >>> again. So please describe exactly what you want, and at what
>         stage!
>         >>
>         > I installed the same Lubuntu saucy daily desktop amd64 system
>         into my
>         > Toshiba in CSM mode
>         >
>         >
>         http://www.toshiba.se/laptops/satellite-pro/c850/satellite-pro-c850-19w/
>         >
>         > It worked better than vbox. It hangs in a different way. The
>         screen with
>         > the message is closed, the graphical screen is shut down and
>         it hangs at
>         > the text screen with one single message line:
>         >
>         > * Asking all remaining processes to terminate... [OK]
>         >
>         > And when I press Enter, it will reboot. So in the Toshiba, it
>         seems to
>         > be the old bug, that there is no message to remove the boot
>         media and
>         > press Enter, bug 966480.
>         >
>         > The installation was into a CSM system (not UEFI).
>         >
>         > The installed system boots and runs without any problem (that
>         I have
>         > discovered yet).
>         >
>         > Best regards
>         > Nio
>         >
> 
>         1. I have installed a virtual machine using KVM, qemu, and
>         virt-manager
>         according to a tip from Phill to use this wiki page
> 
>         https://help.ubuntu.com/community/KVM/VirtManager
> 
>         It is installed in the Lubuntu 64-bit saucy-daily system in my
>         Toshiba
>         (describe above).
> 
>         The KVM system can install Lubuntu 64-bit saucy-daily, and the
>         installed
>         system works :-)
> 
>         It is fast (and does not hang at the reboot button like the VBox
>         system
>         does in my old Asus). It behaves very similar to installing and
>         running
>         in a real system (only the old bug 966480).
> 
>         -o-
> 
>         2. I don't know, but I suspect that the desktop installer for
>         the 64-bit
>         systems needs more RAM than the corresponding installer for 32-bits.
>         Could it be that 1.25 GB is not enough, so that the installer hangs
>         because of low RAM? And this is what causes VBox to fail? (I
>         have only 2
>         GB in that old Asus host, a it might be hard to give more than
>         1.25 GB
>         to the guest (it is already complaining about it). Or could it
>         be a bug
>         specifically for VBox?
> 
>         Can someone test with VBox and various amounts of RAM allocated,
>         also
>         more than 1.25GB?
> 
>         Best regards
>         Nio
> 
> 
> 
> 
>     -- 
>     https://wiki.ubuntu.com/phillw
> 
> 
> 
> 
> -- 
> https://wiki.ubuntu.com/phillw




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