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OpenVZ is free open source software, available under GNU GPL or compatible licenses.
 
OpenVZ is free open source software, available under GNU GPL or compatible licenses.
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[[Virtuozzo]] is a Linux distribution based on OpenVZ components.
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Revision as of 19:12, 5 August 2015

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OpenVZ is a project that combines the following container virtualization technologies for Linux:

  • Virtuozzo kernel, a Linux kernel with patches that implements OpenVZ kernel functionality.
  • Management utilities, such as vzctl, for managing container life cycle.
  • Checkpoint/Restore In Userspace, or CRIU, is a software tool for Linux that enables you to freeze a running application (or a part of it) and checkpoint it to a hard drive as a collection of files. You can then use the files to restore and run the application from the point it was frozen at.
  • Ploop is a disk loopback block device, not unlike loop but with many features like dynamic resize, snapshots, backups etc. The main idea is to put container filesystem in a file.
  • P.Haul is the project on top of CRIU that imple- ments the live migration usage scenario.
  • LibCT is a container management library that provides a convenient API for front-end programs for managing the entire container life cycle.
  • VCMMD is a Virtuozzo Containers memory management daemon. Upstream technology to manage containers memory.

 OpenVZ is free open source software, available under GNU GPL or compatible licenses.

Virtuozzo is a Linux distribution based on OpenVZ components.

OpenVZ uses GIT for source control. Attention: we use different workflows for userspace and kernel patches.

Benefits

Use cases

  • Hosting
  • Server consolidation
  • Development and testing
  • Educational

OpenVZ ecosystem

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About
Find out more about OpenVZ.
Roadmap | Releases | Events | Podcasts | Interviews | Artwork | History | Screencasts | Contributors | Sponsors | Success stories | Talks Contacts

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Developers
Get involved! Help us make OpenVZ better.
How to submit patches | QA | Browse Source code | Where to start | Membership | Packages

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Technical information
Technical details about OpenVZ.
HOWTO | FAQ | Definitions | Templates | Technology | Networking | Storage | Kernel | Installation | CRIU guts

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Related Tools
Information about OpenVZ components.
CRIU | vzctl | LibCT | QEMU | LibVirt | Ploop | P.Haul

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Getting Started
Download OpenVZ/Virtuozzo and get started.
Quick installation | Legacy OpenVZ manual pages | Legacy OpenVZ documentation | Virtuozzo documentation

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Support
Learn how to contact us and find help and support.
FAQ | Mailing lists | IRC | Forum | Concepts | Troubleshooting | Professional support | Contacts


Upcoming events