Differences between revisions 7 and 60 (spanning 53 versions)
⇤ ← Revision 7 as of 2017-10-12 22:07:08 →
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Editor: shran
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← Revision 60 as of 2020-01-30 23:07:19 → ⇥
Size: 2723
Editor: Kristian Kallenberg
Comment:
Deletions are marked like this. Additions are marked like this.
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= Domain Console = = TODO =
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Once a domain is running it is possible to connect to the domains console. This can be done using spice or vnc. Spice if preferred since it does not close the session if the KVM Guest changes screen resolution. == Various Articles ==
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== Spice ==
Install the client.		  * https://serverfault.com/questions/122042/kvm-online-disk-resize
 * https://serverfault.com/questions/378086/how-to-extend-a-linux-pv-partition-online-after-virtual-disk-growth
 * https://eioki.eu/2013/07/02/live-resize-libvirt-disk-lvm-multipath (tested and works, no downtime on guest)
 * http://www.unixarena.com/2015/12/linux-kvm-how-to-addresize-virtual-disk-on-fly.html
 * apt-get install libguestfs-tools to get virt-resize
 * https://forum.proxmox.com/threads/extend-rescan-virtio-disk-in-guest-vm.7989/
 * debug io trouble: sysstat package + iosat -x 2 5 http://bencane.com/2012/08/06/troubleshooting-high-io-wait-in-linux/ do a page on debugging iostat and how to solve
 * http://thomasmullaly.com/2014/11/16/the-list-of-os-variants-in-kvm/
 * http://lists.gluster.org/pipermail/gluster-users/2015-February/020798.html
 * https://www.linux.com/news/carp-your-way-high-availability
 * https://www.server-world.info/en/note?os=Debian_9&p=mariadb&f=1
 * http://galeracluster.com/documentation-webpages/sslconfig.html
 * http://galeracluster.com/documentation-webpages/sslcert.html
 * http://galeracluster.com/documentation-webpages/sslconfig.html#securing-replication-traffic
 * http://galeracluster.com/documentation-webpages/sslcert.html
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{{{
apt-get install virt-viewer
}}}

Connect to the Domain
{{{
$ remote-viewer spice://192.168.1.33:5900
}}}

== VNC ==
Install the client.

{{{
apt-get install xtightvncviewer
}}}

Connect to the Domain
{{{
$ vncviewer 192.168.1.33
}}}

== TODO ==

This is all that has no yet been done or documented

mailserver
configure apt sources in template
clone a virtual machine
remove the spice/vnc option from the virsh xml
firewall
list disks
monitoring diskspace
disable saving .debs af download
configure apt to remove .deb files after download /var/cache/apt/archives/
network planning
hardware description
vmx flag, i7, ram disks
firewall
keyscript should try thrice

Space used on vanilla
Filesystem Size Used Avail Use% Mounted on
/dev/mapper/vg1-root 1,9G 791M 954M 46% /
/dev/md0 243M 53M 162M 25% /boot

mail
we will configure this system with a mail server
this server will later be configured to forward its mails to another mail account
apt-get install postfix

on another system
apt-get install xtightvncviewer
vncviewer 192.168.1.33

apt-get install virt-viewer
remote-viewer spice://kvm02:5900

setup debian on that system

kvm guest added packages
net-tools
vim
apt sources, with src lines commented
mlocate		 == misc ==
 * IOMMU enable: https://us.informatiweb.net/tutorials/it/9-bios/215--enable-iommu-or-vt-d-in-your-motherboard-bios.html
 * Mailserver
 * Firewall
 * Monitoring diskspace
 * Network planning
 * Keyscript should try thrice
 * Create a page about manual DNSs updates and nsupdate
 * Spice and TLS write a ssection about spice and TLS, check this to set up the TLS certificates on kvm02 /etc/libvirt/qemu.conf
 * KVM guest types are in package osinfo-db
 * move gluster07 to dedicated hardware, so the arbiter works as expected.
 * Do some pages on optimizations, this is both network, diskio etc. BUT redundancy and stability comes first.
 * Do some pages on security, for now redundancy comes first
 * virsh capabilities to check what the hardware can do
 * debian package, debian-goodies, contains command checkrestart
 * spice compression protocols https://libvirt.org/formatdomain.html#elementsGraphics
 * describe the use of debian command "virt-host-validate"
 * describe installing XP, floppy, and remove floppy when cloning
 * describe installing win7, two cdroms, but set up as disks with device=cdrom instead of --cdrom option
 * spice protocol https://www.spice-space.org/spice-user-manual.html
 * spice clients https://virt-manager.org/download/
 * take a look at mandos to boot from encrypted root filesystem
 * delete all crm configuration "rm /var/lib/heartbeat/crm/cib*"

TODO

Various Articles

misc

  • IOMMU enable: https://us.informatiweb.net/tutorials/it/9-bios/215--enable-iommu-or-vt-d-in-your-motherboard-bios.html

  • Mailserver
  • Firewall
  • Monitoring diskspace
  • Network planning
  • Keyscript should try thrice
  • Create a page about manual DNSs updates and nsupdate
  • Spice and TLS write a ssection about spice and TLS, check this to set up the TLS certificates on kvm02 /etc/libvirt/qemu.conf
  • KVM guest types are in package osinfo-db
  • move gluster07 to dedicated hardware, so the arbiter works as expected.
  • Do some pages on optimizations, this is both network, diskio etc. BUT redundancy and stability comes first.
  • Do some pages on security, for now redundancy comes first
  • virsh capabilities to check what the hardware can do
  • debian package, debian-goodies, contains command checkrestart

  • spice compression protocols https://libvirt.org/formatdomain.html#elementsGraphics

  • describe the use of debian command "virt-host-validate"
  • describe installing XP, floppy, and remove floppy when cloning
  • describe installing win7, two cdroms, but set up as disks with device=cdrom instead of --cdrom option

  • spice protocol https://www.spice-space.org/spice-user-manual.html

  • spice clients https://virt-manager.org/download/

  • take a look at mandos to boot from encrypted root filesystem
  • delete all crm configuration "rm /var/lib/heartbeat/crm/cib*"

None: TODO (last edited 2024-05-14 20:31:59 by Kristian Kallenberg)