Difference between revisions of "CLI"

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Since the tools and overall concept are still under heavy development, there are some known limitations applied, in particular only pure x86-64 environment is supported, no IA32 emulation allowed.
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This is a collection of articles describing specific CRIU command line options.
  
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== Synopsis ==
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== Actions ==
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<pre>
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{{Special:PrefixIndex/CLI/cmd/|stripprefix=1}}
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'crtools' [-c] [-s] [-f <file>] [-d] [-n] [-o <path>] [-D <path>] [-v [num]] [--help] <command> (-p|-t) <pid>
 
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</pre>
 
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== Description ==
 
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'crtools' is command line utility to steer checkpoint and restore procedure.
 
  
 
== Options ==
 
== Options ==
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<pre>
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{{Special:PrefixIndex/CLI/opt/|stripprefix=1}}
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<command>::
 
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    One of the follwong commands
 
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        * 'dump'
 
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                to initiate checkpoint procedure
 
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        * 'restore'
 
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                to restore previously checkpointed processes
 
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        * 'show'
 
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                to decode binary dump files and show their contents in human
 
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                readable format
 
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        * 'check'
 
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                to test whether the kernel support is up-to-date
 
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        * 'exec'
 
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                to execute a system call from another task's context
 
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-c::
 
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    In case of 'show' command the dumped pages content will be shown in hex format.
 
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-D <path>::
 
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    Use path 'path' as a base directory where to look for dump files set. This
 
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    commands allpies to any <command>.
 
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-s::
 
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    Leave tasks in stopped state after checkpoint instead of killing them.
 
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-f <file>::
 
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    This option is valid for 'show' command only and allows to see content of
 
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    the <file> specified.
 
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-t <pid>::
 
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    Checkpoint the whole process tree starting from 'pid'.
 
  
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-d::
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== Deprecated stuff ==
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    Detach 'crtools' itself once restore is complete.
 
  
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-n <ns>::
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=== Actions ===
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    Checkpoint namespaces. Namespaces must be separated by comma.
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{{Special:PrefixIndex/CLI/deprecated/cmd/|stripprefix=1}}
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    We now support all namespaces -- uts, ipc, net and mnt
 
  
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-o <file>::
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=== Options ===
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    Write logging messages to 'file'.
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{{Special:PrefixIndex/CLI/deprecated/opt/|stripprefix=1}}
  
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-v <num>::
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== See also ==
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    Set logging level to 'num'. Valid options are: 0 - (silent, error messages
 
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    only), 1 - informative (default), 2 - debug messages.
 
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</pre>
 
  
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== Further reading ==
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* [[Advanced usage]] article for more options
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* [[RPC]] -- an API to C/R functionality
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* [[API compliance]]
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* [[:Category:HOWTO]]
  
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Refer to [[Advanced usage]] article for more options.
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[[Category: API]]

Latest revision as of 19:32, 20 September 2016

This is a collection of articles describing specific CRIU command line options.

Actions[edit]

Options[edit]

Deprecated stuff[edit]

Actions[edit]

Options[edit]

See also[edit]

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