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Errors during upgrade vCenter to 5.5 U3b

I get some strange errors on an upgrade of a vCenter installation on a Windows Server some time ago. I wanted to upgrade from version 5.1 to 5.5 U3b. At first the upgrade process ended popping up an error, after re-try installing just vCenter even the wizard stops going forward because of an error.

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Detailed stuff about HP 3PAR

This post includes a lot of detailed information of HP 3PAR storage. Most of the stuff is also true for the new 8000 series. But this post is no introduction to 3PAR. You should know 3PAR terminology to get useful information out of this post.

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Some basic stuff about HP P4000

Multisite Cluster Multisite-Cluster always syncs synchronously. Gateway connection handles the control traffic Windows systems are connected to the node that holds the data. This because of the DSM driver. For VMware this feature is available for SanIQ >= 12.5 with necessary patch installed for vSphere 5.5 and later. Advantage of Multisite Cluster is that Gateway is always on local site. To be able to failover after […]

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Public CA do not allow internal names and reserved IP address any more

With November 2015 public CAs do not issue new certificates that uses internal names or reserved IP addresses in subjectAltName or in commonName. Furthermore such certificates will be revoked on October 1st, 2016. Internal names are hostnames that do not end with an Top Level Domain ending (.com, .de, …). For example: .local, .internal. Also NetBIOS names without any domain extension are affected. Reserved IP addresses are defined […]

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possible reasons for black screen when connecting to Horizon View desktop

possible reasons for black screen when connecting to Horizon View desktop

Here is a short list of possible issues that can result in a black screen when trying to access your VMware Horizon View desktop.

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Change IP address of master node in vROps 6.0.x

With these steps you can change the IP address of a master node in vROps 6. This also works for a one-node installation.

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[VMware Labs] Onyx for Web Client

If you don’t know Onyx, it is a Plugin to vCenter that can show you PowerShell commands of tasks you do using the GUI. Up to now Onyx was just available to vSphere C# Client. Now it can be used for Web client too! Installation Download Onyx from here and extract it Start a PowerShell console and go to extracted file directory If neccesary change Execution […]

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HP Bundles are not updated using Update Manager

You probably know that you can add HP VIB Repositorys to VMware vSphere Update Manager. I normally add these links to Update Manager: http://vibsdepot.hp.com/index.xml http://vibsdepot.hp.com/index-drv.xml So you can define an own baseline for HP VIB packages or add them to you already existing baselines. I would recommend the first option.

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[VMware Labs] VisualESXtop

This is the first post of a new series of useful tools you can find at VMware Labs. VisualEsxtop is a graphical interface that can show data of an ESXi Host like esxtop. You can use it in Windows and Linux OS. Installation: Download the software here and unzip it. Add java path (for windows it´s probably like C:\Program Files\VMware\jre\bin)  to %path% respectively $path. run vtop.bat respectively vtop.sh. Click File and Connect […]

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A new way to delete erroneous View Desktops using ViewDbChk

Information about View Linked Clone Desktops are stored in 3 locations: LDAP DB, View Composer DB, vCenter DB. In the past (versions 3.x, 4.x) it happens more often to get orphaned desktops or VMs that shows errors or state “missing”. In more current versions of VMware View at one hand this happens not that often any more and on the other hand it is often […]

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