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.TH "LXC-CHECKPOINT" "1" "20 May 2011" "IBM" ""
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lxc-checkpoint \- checkpoint a running container (not implemented yet)
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--statefile=\fIFILE\fB
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--name=\fINAME\fB \fR [ \fB-k|-p\fR ]
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\fBlxc-checkpoint\fR is a command
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to checkpoint the specified container
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\fINAME\fR and dumps its state into the file
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option \fB--kill\fR is specified, the application
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running in the container will terminate after the checkpoint
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just before resuming its execution. If the
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option \fB--pause\fR is specified, the application
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will be stopped after the checkpoint just before resuming
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execution. The command \fBlxc-unfreeze\fR will
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.SH "CHECKPOINT OPTIONS"
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\fB-S, --statefile=\fIFILE\fB\fR
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write the state of the container in this
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This option is exclusive with \fB--statefd\fR below.
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\fB-d, --statefd=\fIFD\fB\fR
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write the state of the container in this
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\fIFD\fR file descriptor.
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This option is exclusive with above \fB--statefile\fR\&.
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Kill container processes after checkpoint. the processes are sent
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This option is mutually exclusive with the following
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Pause container processes after checkpoint. The container
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will be stopped until you resume it. This option is
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mutually exclusive with previously mentionned
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These options are common to most of lxc commands.
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Print a longer usage message than normal.
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Give the usage message
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\fB-o, --logfile=\fIFILE\fB\fR
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Output to an alternate log
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\fIFILE\fR\&. The default is no log.
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\fB-l, --logpriority=\fILEVEL\fB\fR
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\fILEVEL\fR\&. The default log
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priority is ERROR\&. Possible values are :
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Note that this option is setting the priority of the events
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log in the alternate log file. It do not have effect on the
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ERROR events log on stderr.
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\fB-n, --name=\fINAME\fB\fR
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Use container identifier \fINAME\fR\&.
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The container identifier format is an alphanumeric string.
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To start a new container 123 computing decimals of pi
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lxc-execute -n 123 -- pi1 -d 500000
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lxc-execute --name=123 -- pi1 -d 500000
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to checkpoint the same container in \fBdump-death\fR
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lxc-checkpoint -n 123 -S /share/123/chkpt1 -k
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lxc-checkpoint --name=123 -S /share/123/chkpt1 -k
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to checkpoint the same container and \fBpause\fR it
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lxc-checkpoint -n 123 -S /share/123/chkpt1 -p
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lxc-checkpoint --name=123 -S /share/123/chkpt1 -p
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Actually, this command does not operate. Its description
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helps to define a CLI api for future Checkpoint / Restart
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\fBlxc-destroy\fR(1),
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\fBlxc-execute\fR(1),
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\fBlxc-console\fR(1),
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\fBlxc-monitor\fR(1),
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\fBlxc-unfreeze\fR(1),
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Daniel Lezcano <daniel.lezcano@free.fr>
added
removed
doc/lxc-checkpoint.1
