Article ID: 8213, created on Mar 17, 2010, last review on May 3, 2014

  • Applies to:
  • Virtuozzo hypervisor 4.0 for Mac Bare Metal

Release notes

Synopsis:          New Parallels Server 4 Bare Metal tools update provides fixes related to Containers functionality.
Issue date:        2010-02-09
Product:           Parallels Server 4 Bare Metal
Keywords:          'Containers' 'migration' 'EZ' 'templates' 'vzctl' 'vztt'

1. Topic:
 Updated packages for Parallels Server 4 Bare Metal provide user-level tool
 fixes for the following functionality:
 - managing Containers using the 'vzctl' utility
 - migrating Containers to virtual machines
 - managing RPM packages using the 'vzpkg' utility

2. Problem description:
 - Creating Containers running Fedora 12 is not supported.
 - Creating Containers running Ubuntu Karmic Koala 9.10 is not supported.
 - The process of migrating a Container to a virtual machine may fail if the Container is running one of the latest Linux distributions.
 - Migrating a Container to a virtual machine may fail if the kernel and GRUB packages are installed inside the Container.
 - Directory permissions may change after migrating a Container to a virtual machine.
 - Migrating a Container with big disks may fail.
 - Migrating a Container to a virtual machine may fail if the Container contains many small files.
 - The process of migrating a Container to a virtual machine may hang if the Plesk 9 application is installed inside the Container.
 - Parallels Power Panel may not work for Containers running Ubuntu 9.10.
 - The 'vzctl start --wait' command executed for Containers that run Ubuntu 9.10 may complete before all services are started.
 - Devices assigned to Containers that run Ubuntu 9.10 may not appear inside these Containers.
 - The 'vzpkg' utility may fail to install local RPM packages into Containers based on the Fedora 11 OS EZ template.
 - The 'vzpkg' utility may not work if the HTTP_USER environment variable is defined.
 - Restoring a Container from its dump file may fail if any hard-linked files were open when checkpointing the Container.
 - It is impossible to assign the same external IP address to more than one Container.
 - yum 2.x may fail to resolve dependencies of some Fedora 11 packages.
 - IP over GRE tunneling is not supported in Containers.
 - Repositories created by the latest 'createrepo' utility may not be supported
   by Parallels Virtuozzo Containers.

  All Parallels Server 4 Bare Metal users are advised to update their tools packages.

3. Affected components description:
 - 'vzctcalc' is a tool for calculating the disk and memory usage of Containers.
 - 'nbd' is a Linux network block device utility allowing you to use remote block devices over a TCP/IP network.
 - 'vzctl' is the primary tool for Container management. This tool is used to create new Containers, start and stop them, configure their parameters,  etc.
 - 'vztt' is a set of tools used to manage EZ templates.

4. Bug fixes:

 #447767 - Permissions on the /usr directory were changed after migrating a  Container to a virtual machine.
 #446154 - [c2v] Container with an unlimited disk space is migrated with an  error.
 #446402 - Cannot migrate a Container running the x32 and x64 versions of Debian 5.0.
 #445529 - vzctcalc incorrectly calculates the inodes size.
 #445029 - [c2v] Error occurs when migrating a Container based on the RHEL x86 template and having Plesk 9 installed.
 #444602 - Migrating a Container with Plesk 9 to a virtual machine may hang.
 #427067 - SHA512 password hashing in Containers running Ubuntu 9.10.
 #459349 - 'vzctl start --wait' doesn't work for ubuntu-9.10-x86.
 #461203 - Devices are created inside Ubuntu-based Containers before mounting udev.
 #458524 - 'vzpkg localinstall' does not work for Containers with Fedora 11   (rpm47x86).
 #458798 - vzpkg does not work via the auth proxy.
 #441992 - vzctl chkpnt/restore does not handle correctly Containers with open hard-linked files.
 #449466 - Different Containers cannot have the same external IP address.
 #436165 - New feature: support for IP over GRE tunneling in a Container is needed.
 #447258 - yum 3.x should be used for "Fedora 11"-based Containers.
 #448141 - Repositories created by createrepo-0.9.7 could not be used with Parallels Containers.

5. Obtaining:
 You can download and install this tools update using the 'vzup2date' utility
 included in the Parallels Server 4 Bare Metal distribution.

6. Installation:
 Use the 'vzup2date' command to install the new Parallels Server Bare Metal
 tools packages.
 The update does not require Parallels Server restart or system reboot.

7. RPMs required:
 The following RPM packages are included in the tools update:


(c) 1999-2010 Parallels Holdings, Ltd. and its affiliates. All rights reserved.

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