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Size: 1804
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| Deletions are marked like this. | Additions are marked like this. |
| Line 1: | Line 1: |
| = 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 is preferred since it does not close the session when 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 * 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 |
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| {{{ # apt-get install virt-viewer }}} |
== misc == |
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| 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 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 write a ssection about spice and TLS, check this to set up the TLS certificates on kvm02 /etc/libvirt/qemu.conf |
* Mailserver * Firewall * Monitoring diskspace * Network planning * Keyscript should try thrice * NTP servers are getting the time from themselves, thats not optimal. https://ubuntuforums.org/showthread.php?t=1513500 only 1 iburst server may be the solution. * 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 |
TODO
Various Articles
https://serverfault.com/questions/122042/kvm-online-disk-resize
https://eioki.eu/2013/07/02/live-resize-libvirt-disk-lvm-multipath
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.server-world.info/en/note?os=Debian_9&p=mariadb&f=1
http://galeracluster.com/documentation-webpages/sslconfig.html
misc
- Mailserver
- Firewall
- Monitoring diskspace
- Network planning
- Keyscript should try thrice
NTP servers are getting the time from themselves, thats not optimal. https://ubuntuforums.org/showthread.php?t=1513500 only 1 iburst server may be the solution.
- 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