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= Checkpoint and Restore Applications with CRUI =
The CRIU (Checkpoint/Restore in User-space) projects offers a user-space implementation of process and process group checkpoint/restore. With the user-space tools crtools included in this release it is possible checkpoint processes and restore them at a later time again (e.g. after a crash) or migrate the checkpointed process or process group to another system. CRIU aims to be as transparent as possible so that no instrumentation or re-compilation of the process to be checkpointed is necessary.
 
Using the `crtools` package, users can easily checkpoint and restore processes with the crtools package:


== Perl 5.14 ==
`crtools dump -D <dump-directory> -t <PID>`


Fedora 16 ships with '''Perl 5.14''', which boasts Unicode version 6 compatibility, more reliable and consistent exception handling, improved IPV6 support, and performance and memory handling improvements. For the full list of changes (including syntax changes), please see the official Perl documentation: http://perldoc.perl.org/perl5140delta.html.
`crtools restore -D <dump-directory -t <PID>`


To learn more about CRUI, visit http://criu.org and read `man 1 crtools`


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[[Category:Draft documentation]]
[[Category:Documentation beats]]
[[Category:Documentation beats]]

Revision as of 05:54, 8 May 2013

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Work on beats has now moved to git at https://pagure.io/fedora-docs/release-notes. If you have changes or additions, please contact the docs team via #fedora-docs, docs@lists.fedoraproject.org, or with the release-notes BZ component.

Checkpoint and Restore Applications with CRUI

The CRIU (Checkpoint/Restore in User-space) projects offers a user-space implementation of process and process group checkpoint/restore. With the user-space tools crtools included in this release it is possible checkpoint processes and restore them at a later time again (e.g. after a crash) or migrate the checkpointed process or process group to another system. CRIU aims to be as transparent as possible so that no instrumentation or re-compilation of the process to be checkpointed is necessary.

Using the crtools package, users can easily checkpoint and restore processes with the crtools package:

crtools dump -D <dump-directory> -t <PID>

crtools restore -D <dump-directory -t <PID>

To learn more about CRUI, visit http://criu.org and read man 1 crtools