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Revision 1 as of 2017-10-10 22:29:28
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Editor: shran
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Revision 49 as of 2018-04-16 09:57:13
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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
 * 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
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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
* http://galeracluster.com/documentation-webpages/sslconfig.html#securing-replication-traffic
* http://galeracluster.com/documentation-webpages/sslcert.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
 * virsh capabilities to check what the hardware can do

TODO

Various Articles

* http://galeracluster.com/documentation-webpages/sslconfig.html#securing-replication-traffic * http://galeracluster.com/documentation-webpages/sslcert.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
  • virsh capabilities to check what the hardware can do

None: TODO (last edited 2021-12-30 18:59:33 by Kristian Kallenberg)