Posts Tagged ‘VMware’

vSphere Update Manager Network Connections

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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 [...]

Restoring the default vCenter Server alarms

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I’ve been troubleshooting some vCenter alarms lately, which involved a lot of editing, removing and adding of alarms. After the troubleshooting I wanted to reset everything back to default and ran into VMware KB article 2009166, explaining how to restore the default vCenter Server alarms.
To restore the default vCenter Server alarms you first have to [...]

Top Bloggers Voting Time Again

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Eric Siebert has opened up another top VMware & virtualization blogs poll over at vSphere-land.com.  Please take a moment and cast your vote  for your favourite 10 bloggers.  It’ll take only a couple of minutes of your time and you can win a copy of the Train Signal’s new vSphere 5 and View 5 video training courses.
So head on [...]

Masking LUN paths using PowerCLI

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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 [...]

Managing VMware DRS rules using PowerCLI

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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 [...]

Living the dream

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Who would’ve thought that 2011 would become such a great year for me? Earlier this year a dream came true with the release of our PowerCLI book on March 28th. Now, only 2 months after, another dream is about to happen. I think I can honestly say that I’m living my dream right now.
Well, it’s [...]

VMware vSphere PowerCLI Reference: Automating vSphere Administration

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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 [...]

vSphere Client for iPad – Another step forward in mobile administration

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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 [...]

Rescan VMware vSphere Hypervisor (ESXi) using PowerCLI simplified

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While preparing some disaster recovery (DR) tests, I had to add and remove a couple of LUNS from several ESX hosts in different clusters. Doing so,  I had to rescan a lot of host bus adapters (HBA) several times. As I hate doing repetitive tasks in a graphical user interface (GUI), I always find myself [...]

PowerCLI Book Update

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As you might know, I was asked to co-author a PowerCLI book. Now that the book is nearly finished we posted an update on our book’s website at www.powerclibook.com.  If you’re interested in what will be covered in the upcoming book called “VMware vSphere PowerCLI Reference: Automating vSphere Administration” (Yes, I know it’s a mouth [...]