Differences between revisions 5 and 60 (spanning 55 versions)
⇤ ← Revision 5 as of 2017-10-12 21:43:17 →
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Editor: shran
Comment:
← 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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== TODO == = TODO =
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This is all that has no yet been done or documented == Various Articles ==
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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		  * 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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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)