Thursday Jun 25, 2009

The Zones 'Update on Attach' Feature and Patching in the Solaris 10 OS

Enda O'Connor's latest article on patching describes the functionality of the 'update on attach' command (the -u argument to the zoneadm attach command). This feature has been available since the Solaris 10 10/08 release. Topics discussed include: Criteria for Determining Which Packages Are Updated, Update on Attach Versus Regular Upgrade, Patching and Zone Update on Attach, Whole Root Zone Versus Sparse Root Zone, Presence of Interim Diagnostic Relief (IDR) Patches and Special Patches, and Steps for Running Update on Attach.

Monday Mar 09, 2009

How to Deploy Virtual Clusters Using Solaris Zones, and Why

This Sun BluePrints paper introduces the zone cluster, a virtual cluster in which a Solaris Zone is configured as a virtual node. The zone cluster supports the consolidation of multiple cluster applications on a single cluster. (Registration is required.)

Wednesday Jan 14, 2009

Security Advantages of Solaris Zones (by Dr. Christoph Schuba)

This Sun BluePrints document explains that OS-level virtualization allows multiple applications to share the same OS instance while providing separate security domains for each application.

Wednesday Jan 07, 2009

Sun BluePrints Doc on Security Capabilities of Solaris Zones Software

This document by Glenn Brunette and Jeff Victor offers practical concepts and examples of the security benefits enabled by Solaris Zones, and sparse root zone configurations, more specifically.

Monday Aug 25, 2008

Setting Up MySQL Cluster Software With Solaris Zones

A new article shows how to set up MySQL Cluster in a Solaris Zones environment, as if it were running on independent physical servers. This can be useful for replicating an environment without using multiple physical systems.

Monday Jun 16, 2008

Blog: A Field Guide to Solaris Zones in OpenSolaris 2008.05

Check out Dan Price's blog: "Zones support in OpenSolaris 2008.05 and beyond will evolve substantially. To start, here's an example of configuring a zone on 2008.05..." 

Wednesday Jun 11, 2008

Assigning System Resources to Solaris 10 Zones Without Reboot

Check out this new article from the community. You can assign new system resources, such as file systems and raw devices, from the global zone to a non-global zone in the Solaris 10 OS, without rebooting.

Monday Jun 09, 2008

Zone Resource Control in the Solaris 10 08/07 OS

Does your zone resource control sometimes seem out of control? This
community-submitted tech tip can help you set up resource control for zones directly. For example, you can control the computing resources a zone uses, as well as the amount of swap space a zone uses.

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