Xen

• ​Xen - Community Ubuntu Documentation
• ​Xen – Ubuntu Hardy | Ken's blog

• ​Xen をインストールしたことのある Ubuntu で init 後に login プロンプトが表示されない - yuyarinの日記
  • tail /var/log/syslog

    Oct 26 06:40:10 noel init: tty1 main process (21344) terminated with status 1
    Oct 26 06:40:10 noel init: tty1 main process ended, respawning
    Oct 26 06:40:20 noel init: tty1 main process (21455) terminated with status 1
    Oct 26 06:40:20 noel init: tty1 main process ended, respawning
    Oct 26 06:40:30 noel init: tty1 main process (21456) terminated with status 1
    Oct 26 06:40:30 noel init: tty1 main process ended, respawning
    Oct 26 06:40:40 noel init: tty1 main process (21457) terminated with status 1
    Oct 26 06:40:40 noel init: tty1 main process ended, respawning
    

  • => edit /etc/event.d/tty1 and system reboot

    -exec /sbin/getty 38400 xvc0
    +exec /sbin/getty 38400 tty1
    

  • see also ​OXT blog » Blog Archive » tty’s killed on Ubuntu Hardy Heron VPS

Xen with Ubuntu lucid

• ​https://help.ubuntu.com/community/Xen
  • Maverick Notes (Xen 4.0.1 pvops on Ubuntu 10.10)

    The Xen packages that come with Ubuntu 10.10 ubuntu-xen-desktop and ubuntu-xen-server have broken dependencies. Therefore, we will have to download Xen source and build it.

force install ubuntu-xen-server

• 結論としては「失敗」

• $ sudo aptitude install -R ubuntu-xen-server

  The following packages are BROKEN:
    ubuntu-xen-server
  The following NEW packages will be installed:
    libc6-xen libsdl1.2debian{a} libsdl1.2debian-alsa{a} linux-generic-pae
    linux-image-2.6.32-27-generic-pae linux-image-generic-pae linux-server
    python-dev{a} python-xen-3.3 python2.6-dev{a} xen-docs-3.3
    xen-hypervisor-3.3 xen-utils-3.3
  The following packages are RECOMMENDED but will NOT be installed:
    libc6-dev
  0 packages upgraded, 14 newly installed, 0 to remove and 0 not upgraded.
  Need to get 39.3MB/39.5MB of archives. After unpacking 120MB will be used.
  The following packages have unmet dependencies:
    ubuntu-xen-server: Depends: xen-tools which is a virtual package.
  The following actions will resolve these dependencies:
  
  Keep the following packages at their current version:
  ubuntu-xen-server [Not Installed]
  
  Score is -9881
  
  Accept this solution? [Y/n/q/?] Y
  The following NEW packages will be installed:
    libc6-xen libsdl1.2debian{a} libsdl1.2debian-alsa{a} linux-generic-pae
    linux-image-2.6.32-27-generic-pae linux-image-generic-pae linux-server
    python-dev{a} python-xen-3.3 python2.6-dev{a} xen-docs-3.3
    xen-hypervisor-3.3 xen-utils-3.3
  The following packages are RECOMMENDED but will NOT be installed:
    libc6-dev
  0 packages upgraded, 13 newly installed, 0 to remove and 0 not upgraded.
  Need to get 39.3MB/39.5MB of archives. After unpacking 120MB will be used.
  Do you want to continue? [Y/n/?]
  
  (snip)
  
  Processing triggers for python-central ...
  Setting up xen-utils-3.3 (3.3.0-1ubuntu11) ...
  update-rc.d: warning: xend stop runlevel arguments (0 1 6) do not match LSB Default-Stop values (S 0 1 6)
  grep: /proc/xen/capabilities: No such file or directory
  update-rc.d: warning: xendomains start runlevel arguments (2 3 4 5) do not match LSB Default-Start values (3 4 5)
  update-rc.d: warning: xendomains stop runlevel arguments (0 1 6) do not match LSB Default-Stop values (0 1 2 6)
  
  (snip)
  

• $ uname -a

  Linux milly 2.6.32-27-generic-pae #49-Ubuntu SMP Thu Dec 2 00:07:52 UTC 2010 i686 GNU/Linux
  

cannot start xend

• $ sudo service xend start

  grep: /proc/xen/capabilities: No such file or directory
  

• $ sudo vim /etc/fstab

  xenfs /proc/xen xenfs defaults 0 0
  

  An error occured while mounting /proc/xen

remove xen 3.3

• $ sudo aptitude remove -R \

  >   libc6-xen libsdl1.2debian libsdl1.2debian-alsa linux-generic-pae\
  >   linux-image-2.6.32-27-generic-pae linux-image-generic-pae linux-server\
  >   python-dev python-xen-3.3 python2.6-dev xen-docs-3.3\
  >   xen-hypervisor-3.3 xen-utils-3.3
  

  The following packages will be REMOVED:
    libc6-xen libsdl1.2debian libsdl1.2debian-alsa linux-generic-pae
    linux-image-2.6.32-27-generic-pae linux-image-generic-pae linux-server
    python-dev python-xen-3.3 python2.6-dev xen-docs-3.3 xen-hypervisor-3.3
    xen-utils-3.3
  0 packages upgraded, 0 newly installed, 13 to remove and 0 not upgraded.
  

build 4.0.1 from source

• ​https://help.ubuntu.com/community/Xen

  The packages are: gettext, bin86, bcc, libc6-dev-i386, iasl, texinfo, git, uuid-dev.

  • これだけでは十分ではない => log
• ​Xen4.0 with Ubuntu 10.04 LTS Server Install｜Digital Lab
  • コンパイルに必要なパッケージの取得。

    #sudo apt-get install bcc bin86 gawk bridge-utils iproute libcurl3 libcurl4-openssl-dev bzip2 module-init-tools transfig tgif texinfo texlive-latex-base texlive-latex-recommended texlive-fonts-extra texlive-fonts-recommended pciutils-dev mercurial build-essential make gcc libc6-dev zlib1g-dev python python-dev python-twisted libncurses5-dev patch libvncserver-dev libsdl-dev libjpeg62-dev iasl libbz2-dev e2fslibs-dev git-core uuid-dev

  • イメージファイルを使うときは tap を有効にする。

    Backend driver support (XEN_BACKEND) [Y/n/?] y
    Block-device backend driver (XEN_BLKDEV_BACKEND) [Y/n/m/?] y
    Block-device tap backend driver (XEN_BLKDEV_TAP) [N/m/y/?] (NEW) y