Posts under ‘VMware’

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In a multi-cell vCloud Director installation, all cells need access to a shared spooling area, also known as NFS transfer server storage. When you need to move or replace the NFS transfer server storage because the current presented NFS share is too small or maybe it got lost because of a crash, you can simply [...]

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The release of vCenter 5.1 added more components and therefore more certificates into the mix. Using CA signed certificates increase security, but the process of updating these certificates is currently very tedious and error prone.
VMware announced the general availability of vCenter Certificate Automation Tool 1.0. This tool provides an automated mechanism to replace certificates in [...]

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During the development cycle of a workflow, your workflow can change drastically whenever you add new functionalities. Therefore a good practice is saving different versions of your workflow. One way to achieve this is by utilizing the built-in versioning functionality. As a best practice, always increase the version number of your workflow when making changes [...]

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When importing a package on a vCenter Orchestrator (vCO) server in my lab I noticed that the values of the attributes inside the Configuration Elements (CE) were missing. At first I thought that it was because of the different version of vCO. (I exported the package as a backup from a vCO 4.2.1 and imported [...]

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Recently I was struggling getting vSphere Update Manager to work properly across firewalls. Information for the required firewall ports that need to be opened can be obtained from the following VMware KB articles:
http://kb.vmware.com/kb/1004543
http://kb.vmware.com/kb/1012382
During troubleshooting, some information got me confused and as the saying goes, “a picture is worth a thousand words.”, I decided to craft [...]

Need to configure email notifications on vCenter alarms? This PowerCLI automation script will save you valuable time and configure the alarms for you

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I got a question on my previous post about the Get-EsxCli cmdlet, ESXCLI the PowerCLI way, from Alasdair Carnie who was having trouble using the Get-EsxCli cmdlet to mask luns at the ESXi host level. In this post I’ll show you how to accomplish LUN masking at the ESXi host level.
Note 1:
Before you read any further, please [...]

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One of the core features of VMware vSphere is the Distributed Resource Scheduler (DRS). VMware DRS is vSphere’s workload load balancer and relies on VMware vMotion technology to live-migrate workloads from one ESX host to another.
You can constrain the VMware DRS decisions by defining DRS Rules. As of vSphere 4.1 there are 2 type of [...]

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It has been quite a journey, but it has finally arrived. Today our book: “VMware vSphere PowerCLI Reference: Automating vSphere Administration” will be released by Sybex. The journey started about a year ago when Alan Renouf and Luc Dekens decided to write a PowerCLI book that should have a practical approach to vSphere administration. Later [...]

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Today VMware announced the release of the vSphere Client for iPad. The first great thing is that you can download the vSphere Client for iPad from Apple’s iTunes Store for FREE! The second great thing is that it looks really awesome and the interface is very intuitive.
VMware is taking mobility very seriously as this is [...]