CRIU icon
CRIU icon

CRIU

Checkpoint/Restore In Userspace, or CRIU (pronounced kree-oo, IPA: /kr??/, Russian: ????), is a Linux software. It can freeze a running container (or an individual application) and checkpoint its state to disk.

Cost / License

  • Free
  • Open Source

Platforms

  • Linux
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Features

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  1.  Zero Downtime

 Tags

  • userfaultfd
  • snapshot
  • Containers
  • suspend
  • restore
  • migration
  • memory-tracking
  • Linux
  • checkpoint
  • parasite
  • highly-available
  • dmtcp
  • post-copy
  • blcr
  • criu

CRIU News & Activities

Highlights All activities

Recent activities

  • Temak added CRIU
  • Nyrna icon
    Temak added CRIU as alternative to Nyrna
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CRIU information

  • Developed by

    checkpoint-restore
  • Licensing

    Open Source and Free product.
  • Written in

  • Alternatives

    1 alternatives listed
  • Supported Languages

    • English

GitHub repository

  •  3,545 Stars
  •  685 Forks
  •  269 Open Issues
  •   Updated  
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CRIU was added to AlternativeTo by Temak on and this page was last updated .
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What is CRIU?

Checkpoint/Restore In Userspace, or CRIU (pronounced kree-oo, IPA: /kr??/, Russian: ????), is a Linux software. It can freeze a running container (or an individual application) and checkpoint its state to disk. The data saved can be used to restore the application and run it exactly as it was during the time of the freeze. Using this functionality, application or container live migration, snapshots, remote debugging, and many other things are now possible.

CRIU started as a project of Virtuozzo, and grew with the tremendous help from the community. It is currently used by (integrated into) OpenVZ, LXC/LXD, Docker, Podman, and other software, and packaged for many Linux distributions.

CRIU Videos

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