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    [ubuntu] Re: LXC container network strange behaviour

    I ran into this today. This is specific to Ubuntu containers as Ubuntu uses upstart which relies on udev and udev does not function inside the container. So Ubuntu will fail to start many services...
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    [ubuntu] Re: Need to SHUTDOWN twice to shutoff machine

    I've also encountered this bug on multiple systems and versions now. It must be some program I've installed or setting I've changed but I have no idea what it could be. But since it's been...
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    Re: New Adobe flashplayer, native 64-bit

    sevenmachines ppa seems to be broken:
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    [ubuntu] Re: GTG - where are files

    I just worked out the answer to this when migrated from one system to another:

    .config/gtg
    .local/share/gtg
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    [ubuntu] Re: Xen install help Ubuntu 10.10

    This is a pretty good writeup on getting Xen 4.1 working under Ubuntu:

    http://www.zeroaccess.org/2011/04/xen-4-1-on-ubuntu-10-04-64bit/
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    [ubuntu] Re: Very Poor Performance on KVM Guests

    I did some research on KVM on the server. I decided very quickly that KVm was far inferior to Xen with regard to stability and performance. however, what I did learn about KVm performance I might...
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    [ubuntu] Re: Very Poor Performance on KVM Guests

    Anyone reading this should be made aware that using writeback caching can result in a corrupted filesystem on your guest if the virtual machine is ever shutdown uncleanly (which is not uncommon for...
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    [ubuntu] Re: Xen install help Ubuntu 10.10

    Seriously, if you want to use Xen save yourself the trouble and just use Debian. But make sure you understand your needs. Nothing can compare with Xen on servers, but for the desktop VirtualBox is...
  9. [all variants] Re: Out of range tty console problem in Jaunty (How do I disable vesafb?)

    I just got around to fixing this on one of my systems where it's been a longstanding problem. I removed the vga= line from /boot/grub/menu.lst. And I added a blacklist radeon and blacklist vesafb...
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    [ubuntu] Re: Xen Server Howto for Dummy

    In all honesty you really should avoid using Xen with Ubuntu. You may want to try SUSE Linux Enterprise Server (SLES) or Debian.
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    [ubuntu] Re: Xen and make world problems

    sudo apt-get install python-dev
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    [ubuntu] Re: Virtual Box error

    Update: It occurs to me that you should do this first to try and isloate how the problem occurred:


    apt-cache policy virtualbox-ose-dkms


    On the assumption that you installed a deb file with...
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    [ubuntu] Re: Xen and make world problems

    You're missing a number of required libraries. Try this:


    sudo apt-get install build-essential libssl-dev uuid-dev zlib1g-dev libncurses5-dev libx11-dev


    You definitely do not want to alter...
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    [ubuntu] Re: Xen and make world problems

    It seems that "make world" worked fine for me from the fresh source. It might be worth examining your environment. Also, are you by any chance trying to compile as root? It seems like that's known...
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    Re: Xen vs Virtualbox vs QEmu

    I just wanted to update on my experience with KVM vs Xen on the server. Under Ubuntu 10.04 I found that loads for KVM vs Xen are no longer 2x as high. Now they are only 20-25% higher. Still a big...
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    [ubuntu] Re: Virtualization.... what's everyone using?

    VirtualBox on the desktop for development and testing. Xen on the server. It's a good mix. If you wanted to stick to 1 technology and had the hardware support KVM + virt-manager might be a good...
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    [ubuntu] Re: Getting Xen installed, Ubuntu 10.4

    The obvious reasons are that Xen can run on older hardware and that Xen has better performance. Xen has much better performance than KVM, at least on the hardware I've got. With AMD and Intel...
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    [ubuntu] Re: Stuck on 9.04 due to Xen kernel issues?

    If I understand correctly you should be fine. I believe all versions of Ubuntu since 8.04 will work as a Xen guest (DomU) operating system. When people talk about Ubuntu not working for Xen they...
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    [ubuntu] Re: Xen and make world problems

    I remember jumping through these hoops with Xen 4.0.0. I can't remember exactly what the problem or solution was. That was on 10.04 as well. I've just fired off a make world on Xen 4.0.1 / Ubuntu...
  20. [ubuntu] Re: System hangs whenever module is inserted or removed

    The problem was the cgroup-bin package. I have contributed to the bug report here:

    https://bugs.launchpad.net/ubuntu/+source/libcgroup/+bug/598335

    I was attempting to use cgroups to limit...
  21. [ubuntu] System hangs whenever module is inserted or removed

    After the updates about a week ago I noticed my system was hanging (screen and mouse frozen, unable to switch desktops, Ctrl+Alt+SysRq+B still reboots) frequently. Though sometimes the system would...
  22. debian/rules build works / dpkg-buildpackage fails

    Trying to build a package and I cannot figure out why running "debian/rules build" runs without error but "dpkg-buildpackage" fails with:

    ld -Wl,-Bsymbolic-functions -melf_x86_64 ...
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    Re: Xen vs Virtualbox vs QEmu

    1. Is Xen faster than VBox or QEmu

    Absolutely. I just gave KVM another try and it was painfully slow compared with Xen. Load averages on the virtual servers were 2x as high.

    2. OpenSuSE lets...
  24. [ubuntu] X crashing at least once a day for the past couple of days

    On my next reboot I'll do a memtest to try and isolate if it's a hardware issue. However, the problem seemed to start after some package updates a couple of weeks ago. This has become a real...
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    [ubuntu] Re: graphical mount of encrypted storage

    I ran into this issue as well. I wasn't surprised that the systems act differently for sata vs usb or firewire. However, this is something that the user should have control over. For my esata...
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