Before you start  ESXi 5.1 requires vCenter server instance in version 5.1 and vSphere VMware Update Manager in version 5.1. You must install or update these components in this order: vCenter server , VMware vSPhere Update manager before ESXi upgrade to version 5.1 Step # 5 Upgrading to ESXi VMware vSphere 5.1 from ESXi 4.1 and ESXi 5.0 using VMware vSphere Update Manager. Upload ESXi 5.1 ISO image to vSphere Update Manager and create...

VMware few days ago (15/03/2012) released update one for vSphere 5 VMware vCenter Server 5.0 Update 1 (for Windows) Release VMware ESXi 5.0 Update 1 Release Notes VMware vShield Zones Release Notes Upgrade path to vSphere 4 Update...

In spite of vSphere 5 was released few months back, many VMware customers migrate their Virtual Data Centers to vSphere4.1 therefore I decided to post guidance how migrate to vSphere4.1 I will describe 2 the most common scenarios: Migrate vCenter server to vSphere 4.1 U1 and move to new, 64 bit OS – usually Windows 2008 64bit, with and without DB move Migrate vCenter server to vSphere 4.1 U1 on this same OS without DB move Migrate...

Since vSphere 5 was released many questions on VMware community appears related to documentation, requirements, upgrade to vSphere 5 best practice  etc. So I decided to post useful links which might help to get all information which is needed during preparation to upgrade and upgrade process to vSphere 5 . Links What’s new in vSphere 5 What’s new in vSphere vCenter 5 Compare VMware vSphere 5 Kits Release notes vSphere 5 vSphere...

Last Friday I did upgrade vCenter from vSphere 4.0 to vSphere 4.1 U1. During upgrade I had to solve an issue which I saw for the very first time. In the middle of upgrade error appeared : unable to delete vctomcat service Few minutes of “googling” and I’d found that error was cause by tomcat which didn’t shutdown in timely manner. VMware KB provides solution: to solve it you have to reboot server where your vCenter...