https://wiki.visrc.com/ 2026-05-07T15:09:08+00:00 https://wiki.visrc.com/ https://wiki.visrc.com/lib/tpl/monobook/images/favicon.ico text/html 2025-02-20T14:54:44+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.visrc.com/doku.php?id=virtualization:cobbler_tutorial&rev=1740059684&do=diff Cobbler a Vagrant alternative Kickstart files can be kept on a single server system and read by individual computers during the installation. This installation method can support the use of a single kickstart file to install Red Hat Enterprise Linux on multiple machines. text/html 2025-02-20T14:54:44+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.visrc.com/doku.php?id=virtualization:convert_virtual_machine_image&rev=1740059684&do=diff Converting OVA for use with KVM / QCOW2 Source: * <http://edoceo.com/notabene/ova-to-vmdk-to-qcow2> * <http://tech.gate.io/use-openvas-appliance-with-kvm/> Headline The OVA file is nothing more than a TAR archive, containing the .OVF and .VMDK files. Easy! Using Evergreen ILS for example: ~ $ file EvergreentrunkSqueeze.ova EvergreentrunkSqueeze.ova: POSIX tar archive (GNU) text/html 2025-02-20T14:54:44+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.visrc.com/doku.php?id=virtualization:creating_vm_image&rev=1740059684&do=diff Apply for: debian, linux... Creating images Creating base image: like creating normal image qemu-img create -f qcow2 windows-master.qcow2 10G Install OS on that image. qemu-system-x86_64 -hda windows-master.qcow2 -m 512 -boot d -cdrom /home/user/isos/en_winxp_pro_with_sp2.iso text/html 2025-02-20T14:54:45+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.visrc.com/doku.php?id=virtualization:kvm_manager&rev=1740059685&do=diff Managing VMs with KVM Poweroff kvm guest from command line vnc tags: fedora poweroff vnc system_reset * <http://www.nico.schottelius.org/blog/control-and-shutdown-qemu-kvm-vm-via-unix-socket/> Open vnc ctrl-alt-2 systempowerdown systemreset Spice VGA * <http://www.linux-kvm.org/page/SPICE> kvm-deploy <https://github.com/eandriol/kvm-deploy> kvm tools * <http://cgit.notk.org/gitolite/kvm-wrapper.git/tree/kvm-wrapper.sh> * <http://www.linux-kvm.org/page/Management_Tool… text/html 2025-02-20T14:54:44+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.visrc.com/doku.php?id=virtualization:kvm_network&rev=1740059684&do=diff Setting up kvm network kvm packages yum install bridge-utils tunctl libvirt qemu-kvm virt-manager yum install spice-server.x86_64 spice-gtk3.x86_64 spice-client.x86_64 qemu-kvm-tools ip routing etc net.ipv4.tcp_window_scaling=0 VM Network Types text/html 2025-02-20T14:54:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.visrc.com/doku.php?id=virtualization:packer_auto_install&rev=1740059683&do=diff Packer Auto Installation Image Resize partition * <https://stackoverflow.com/questions/44540360/how-to-resize-the-root-filesystem-during-ami-creation-with-packer> * <https://groups.google.com/forum/#!topic/packer-tool/5MUgiC-y0yY> LVM Required package apt install gdisk Original partitioning: fdisk -l Disk /dev/sda: 146.5 GiB, 157286400000 bytes, 307200000 sectors <----------- available space Units: sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 51… text/html 2025-02-20T14:54:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.visrc.com/doku.php?id=virtualization:python_based_vagrant_alternative&rev=1740059683&do=diff Python based vagrant alternative * <http://devopsanywhere.blogspot.de/2011/09/how-ruby-is-beating-python-in-battle.html> * <https://fedorahosted.org/cobbler/> * text/html 2025-02-20T14:54:45+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.visrc.com/doku.php?id=virtualization:qemu-no-kvm&rev=1740059685&do=diff No KVM * XEN like DAI Testbed * Check DomU for VM mode: <https://serverfault.com/questions/511923/determine-which-guest-is-running-on-xen-hvm-or-pv-guest> Use QEMU only Uninstall qemu-kvm install qemu apt-get install qemu Libvirt * <https://libvirt.org/formatdomain.html#elements> * <emulator> on Fedora: <https://github.com/openshift/cluster-api-provider-libvirt/issues/2> libvirt.xml: <domain type='qemu'> <---------- here <name>REPLACE_NAME</name> <memory unit='MiB'>… text/html 2025-02-20T14:54:43+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.visrc.com/doku.php?id=virtualization:vagrant_dev&rev=1740059683&do=diff Vagrant Dev System Installation * <https://rvm.io/rvm/install> * <http://stackoverflow.com/questions/18623949/the-rake-command-gets-the-error-no-such-file-to-load-rspec-core-rake-task> As a bonus you won't need to install bunder nor rubygems since they are included since ruby 1.9 $ \curl -sSL https://get.rvm.io | bash -s stable $ source ~/.rvm/scripts/rvm $ rvm requirements $ rvm install 2.0.0 $ rvm use --default 2.0.0 text/html 2025-02-20T14:54:44+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.visrc.com/doku.php?id=virtualization:vagrant&rev=1740059684&do=diff Vagrant <https://ttboj.wordpress.com/2013/12/09/vagrant-on-fedora-with-libvirt/> <http://blog.gluster.org/category/libvirt/> <http://garylarizza.com/blog/2013/02/01/repeatable-puppet-development-with-vagrant/> Boxes * <https://vagrantcloud.com/puppetlabs> * <http://opscode-vm-bento.s3.amazonaws.com/> * vagrant/vmware/opscodedebian-7.8-i386chef-provisionerless.box Installation <https://github.com/adrahon/vagrant-kvm/wiki/Install_on_Fedora> sudo yum -y install qemu-kvm libvirt libvi… text/html 2025-02-20T14:54:45+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.visrc.com/doku.php?id=virtualization:virt&rev=1740059685&do=diff Virtualization tbd * <http://www-01.ibm.com/support/knowledgecenter/linuxonibm/liaat/liaatsecstorotherdir.htm> If you want to change the default storage pool location, I don't know of other ways than manually editing /etc/libvirtd/storage/defauls.xml (shutdown libvirtd first and start it after) or linking the images directory to Libvirtd Image Location text/html 2025-02-20T14:54:44+00:00 Anonymous (anonymous@undisclosed.example.com) https://wiki.visrc.com/doku.php?id=virtualization:virtualbox&rev=1740059684&do=diff Virtualbox * performance: <https://askubuntu.com/questions/190330/how-do-i-improve-the-performance-of-my-virtualbox-guest> * image: <https://www.osboxes.org/ubuntu/#ubuntu-16-04-info> * convert vdi qcow2: qemu-img convert -f vdi -O qcow2 vm.vdi vm.qcow2 * <https://daily-tux.org/build-with-packer-qcow2-images-e-g-for-openstack/> Performance Base memory: 4096 Mb (8192 Mb total host memory) Processor: 6 CPUs (of host 6 CPUs) PAE/NX: Enabled VT-x/AMD-V: Enabled