lxc-checkpoint — checkpoint a container

Synopsis

lxc-checkpoint {-n name} {-D PATH} [-r] [-s] [-v] [-d] [-F]

Description

lxc-checkpoint checkpoints and restores containers.

Options

-r, --restore

Restore the checkpoint for the container, instead of dumping it. This option is incompatible with -s.

-D PATH, --checkpoint-dir=PATH

The directory to dump the checkpoint metadata.

-s, --stop

Optionally stop the container after dumping. This option is incompatible with -r.

-v, --verbose

Enable verbose criu logging.

-d, --daemon

Restore the container in the background (this is the default). Only available when providing -r.

-F, --foreground

Restore the container in the foreground. Only available when providing -r.

Common Options

These options are common to most of lxc commands.

-?, -h, --help

Print a longer usage message than normal.

--usage

Give the usage message

-q, --quiet

mute on

-P, --lxcpath=PATH

Use an alternate container path. The default is /var/lib/lxc.

-o, --logfile=FILE

Output to an alternate log FILE. The default is no log.

-l, --logpriority=LEVEL

Set log priority to LEVEL. The default log priority is ERROR. Possible values are : FATAL, CRIT, WARN, ERROR, NOTICE, INFO, DEBUG.

Note that this option is setting the priority of the events log in the alternate log file. It do not have effect on the ERROR events log on stderr.

-n, --name=NAME

Use container identifier NAME. The container identifier format is an alphanumeric string.

--rcfile=FILE

Specify the configuration file to configure the virtualization and isolation functionalities for the container.

This configuration file if present will be used even if there is already a configuration file present in the previously created container (via lxc-create).

--version

Show the version number.

Examples

lxc-checkpoint -n foo -D /tmp/checkpoint

Checkpoint the container foo into the directory /tmp/checkpoint.

lxc-checkpoint -r -n foo -D /tmp/checkpoint

Restore the checkpoint from the directory /tmp/checkpoint.

See Also

lxc(7), lxc-create(1), lxc-copy(1), lxc-destroy(1), lxc-start(1), lxc-stop(1), lxc-execute(1), lxc-console(1), lxc-monitor(1), lxc-wait(1), lxc-cgroup(1), lxc-ls(1), lxc-info(1), lxc-freeze(1), lxc-unfreeze(1), lxc-attach(1), lxc.conf(5)

Author

Tycho Andersen <tycho.andersen@canonical.com>

Info

2019-09-09