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Server setup

Virtual guest OS management

2019 Mk.II

vzctl create 791201 --ostemplate ubuntu-16.04
vzctl set 791201 --save \
    --name whalemap \
    --physpages 4096M \
    --swappages 2048M \
    --diskspace 20G \
    --ipadd 192.168.79.99 \
    --nameserver 129.173.23.237 \
    --nameserver 129.173.5.100 \
    --nameserver 129.173.1.100 \
    --searchdomain phys.ocean.dal.ca \
    --searchdomain ocean.dal.ca \
    --searchdomain phys.ocean.lan\
    --searchdomain polan. \
    --searchdomain dal.ca \
    --hostname whalemap \
    --dhcp6 no

vzctl start whalemap
vzctl exec whalemap apt update
vzctl exec whalemap apt -y upgrade

List

vzlist -a

Start/stop

vzctl start [CTID|name] vzctl stop [CTID|name]

Enter a running guest

vzctl enter [CTID|name]

Delete a guest

vzctl destroy [CTID|name]

Create a guest

vzctl create <CTID> --ostemplate ubuntu-16.04
CTID is an arbitrary number, should be higher than 200 (?)
Example:

vzctl create 791604 --ostemplate ubuntu-16.04
vzctl set 791604 --save \
    --name goldone \
    --physpages 1024M \
    --swappages 512M \
    --diskspace 10G \
    --ipadd 192.168.128.11 \
    --nameserver 192.168.128.1 \
    --nameserver 129.173.23.237 \
    --nameserver 129.173.1.100 \
    --searchdomain phys.ocean.dal.ca \
    --searchdomain ocean.dal.ca \
    --searchdomain dal.ca \
    --hostname goldone.ocean.lan \
    --gw 192.168.128.1 \
    --dhcp6 no

vzctl start goldone
vzctl exec goldone apt -y update

Other vzctl commands

See vzctl(8) for details:

• status
• restart
• reinstall
• monitor
• console
• exec, exec2, runscript
• mount, umount
• suspend, resume (hibernation)
• pause (suspension)
• snapshot, snapshot-{list,mount,umount,switch}
• register, unregister