Article ID: 112771, created on Nov 9, 2011, last review on Apr 17, 2012

  • Applies to:
  • Virtuozzo containers for Windows 4.6

Release notes

Synopsis: New Parallels Virtuozzo Containers 4.6 update provides major stability improvements and support for new Microsoft updates.
Issue date: 2011-11-10
Product: Parallels Virtuozzo Containers 4.6
Keywords: stability, Microsoft updates

1. Topic:

This update for Parallels Virtuozzo Containers 4.6 provides major stability improvements and support for new Microsoft updates.

2. Problem description:

   The update introduces the following new features and improvements:
   • Fix for unfair distribution of CPU units on NUMA nodes.
   • Fix for displaying incorrect CPU usage values.
   • Fixes for a number of stability issues.
   • Support for  KB2588516, KB2617657;

3. Affected components:

   • Parallels Virtuozzo Containers core
   • KSAL

4. Bug fixes:

   • #PCWIN-15298 - Incorrect cpuunits on Numa nodes.
   • #PCWIN-8106 - Incorrect values of CPU usage.
   • #PCWIN-16080, #PCWIN-15963, #PCWIN-15662, #PCWIN-15792, #PCWIN-15800, #PCWIN-16026 - Fixed stability issues.

5. New Microsoft updates available to the Node after this update installation:

   • KB2588516
   • KB2617657

6. Obtaining and installing the update:

On the Hardware Node, run the Parallels Virtuozzo Containers Update wizard  (vzupdate.exe),  and follow the on-screen instructions. This wizard will install the latest Parallels Virtuozzo Containers updates and hotfixes. You can also install this update manually.

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