Article ID: 9416, created on Dec 8, 2010, last review on Apr 25, 2014

  • Applies to:
  • Virtuozzo containers for Linux 4.6

Release notes


Synopsis:          New Parallels Virtuozzo Containers 4.6 tools update provides
                            fixes related to Container management functionality.
Issue date:        2010-12-02
Product:             Parallels Virtuozzo Containers 4.6
Keywords:         'Fedora' 'EZ template'
1. What's Included in This Update
The new packages for Parallels Virtuozzo Containers 4.6 provide user-level tool
fixes for managing EZ templates using the 'vzpkg' utility.
2. Problem Description
This update introduces the following feature:
- Support for creating and managing Containers based on the Fedora 14 OS EZ
The update fixes the following issues:
- A timeout error may occur when stopping a Container that has a high disk I/O
  limit set.
- Sometimes, the process of migrating a Container may fail in the middle of the
- Support for migrating stopped Containers to Nodes with Parallels Virtuozzo
  Containers 4.0 is required. 
All Parallels Containers 4.6 users are advised to update their tools packages.
3. Affected Components
 - 'vzctl' is the primary tool for managing Containers. This tool is used
   to create new Containers, start and stop them, configure their parameters,
 - 'vztt' is a set of tools used to manage EZ templates. EZ templates introduced
   in Virtuozzo 3.0 are more flexible and easier to manage compared to standard 
 - vzmigrate is a utility used to migrate Containers from one Hardware Node to
4. Obtaining Update
 You can download and install this tools update using the 'vzup2date' utility
 included in the Parallels Containers 4.6 distribution.
5. Installing Update
 Use the 'vzup2date' command to install the new Parallels Virtuozzo Containers
 tools packages.
 The update does not require Parallels Virtuozzo Containers restart or system
6. RPMs required:
 The following RPM packages are included in the tools update:
Copyright (c) 1999-2010 Parallels Holdings, Ltd. and its affiliates. All rights

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