Archive for August, 2014

Migrating vCenter Server 5.5 from Server 2008 R2 to Server 2012 R2

August 28th, 2014 No comments

I got a request from one of our Technical Account Managers last week as one of his customers wanted to migrate vCenter Server 5.5 from a physical machine to a virtual machine. During that move the operating system should also change.

VMware actually does have a kb article on how to achieve this but it seems to be only validated up to version 5.0.

Migrating vCenter Server to a different host machine

Since SSO was introduced in version 5.1 the procedure should take that into account and therefore will change slightly.

DisclaimerThis is not a tested or officially approved procedure by VMware at any means, use at your own risks, don’t come to me complaining if everything breaks, DO A BACKUP!

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Categories: Homelab Tags:

Book review: Virtualizing SQL Server with VMware: Doing IT right

August 10th, 2014 No comments

I just finished reading the book and I am very positively impressed by it. The target audience is described as follows.

Our goal was to create in one book—a comprehensive resource that a solution architect, system administrator, storage administrator, or database administrator could use to guide them through the necessary steps to successfully virtualize a database. Many of the lessons learned in this book apply to any business-critical application being virtualized from SAP, E-Business Suite, Microsoft Exchange, or Oracle, with the specific focus of this book on Microsoft SQL Server. Although you don’t have to be a database administrator to understand the contents of this book, it does help if you are technical and have a basic understanding of vSphere.

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Categories: Books Tags:

Intermittent vMotion failures on ESXi 5.5

August 2nd, 2014 1 comment

A little while ago I had to work on a vMotion issue that showed some really interesting behaviour.

The customer described the issue with the vMotions getting stuck at 5, 13 and 91%.

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Categories: Case Post Mortems Tags: