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On the computer's host
LXC
TODO: what is the procedure for renaming an LXC? http://www.bonusbits.com/wiki/HowTo:Rename_LXC_Container
Xen
TODO: what is the procedure for renaming a Dom0 (nothing special?) and a DomU (at least the DomU's config file, log and autostart link on the Dom0 include the DomU's FQDN).
On the computer
All distributions
Cyrus
TBC
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TODO: develop procedure for renaming the volume group and document here (when / is on LVM as ours normally are, this may require rebuilding the initial RAM disk, re-configuring the boot manager, editing fstab ...). Maybe useful links: https://we.riseup.net/debian/renaming-a-lvm-root-volume-group, https://bugzilla.redhat.com/show_bug.cgi?id=230190#c17 (RedHat),
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TODO: what is the procedure for renaming an LXC? http://www.bonusbits.com/wiki/HowTo:Rename_LXC_Container
Name resolution
/etc/hosts If the name change includes a domain name change and the old domain name appears in /etc/hosts for the computer then it must be changed.
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In case there is undelivered mail from the old hostname, if not required it can be deleted using postsuper -d ALL
Xen
TODO: what is the procedure for renaming a Dom0 (nothing special?) and a DomU (at least the DomU's config file, log and autostart link on the Dom0 include the DomU's FQDN).
Debian
Reference: Debian WIKI page on changing hostname.
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