Entries by Ingmar Verheij

Demystifying the Atlantis ILIO replication host – part 2

In the first part of this article I’ve explained what Atlantis ILIO products and components there are, explained what type of Session Hosts there are and how the Replication Host works. In this part I will dive a bit deeper in the boot process and the how the hosts are managed. Ingmar VerheijWas once an […]

Demystifying the Atlantis ILIO replication host – part 1

When Atlantis Computing added persistent support for their ILIO Diskless VDI in Q1 2013 I couldn’t wait to get my hands on a copy. Last week I was able to deploy an Atlantis ILIO environment with a Replication Host. In the first part of this article I will explain what the replication host is, how […]

Hacking into the Atlantis ILIO database

The content of a products database can tell you a lot about the inner working of that product. The Atlantis ILIO database stores the configuration and resource usage of the different components. Since I’m building an environment including Atlantis ILIO I thought it would be good to learn about the internals of it. Having to […]

Citrix Web Interface shared configuration the right way

Configuring sites on multiple Citrix Web Interface servers can be cumbersome. It is a repetitive task that needs to be executed exactly the same on each Citrix Web Interface server. Missing one setting results in a inconsistent environment, and as we all know those situations suck to troubleshoot. Shared Configuration Fortunately Citrix came up with […]

RES Workspace Manager in a non-persistent environment

RES Workspace Manager is a user environment manager (UEM) that enables you to centrally manage the user workspace (RES term for the users desktop, start menu and all user related settings) for both virtual and physical machines. UEM products like RES Workspace Manager are common in virtual desktop environments like SBC or VDI (I don’t […]

SCOM 2012 Reporting Server installation crash

During the installation of a SCOM2012 reporting server the installation unexpectedly stops working with an error message “System Center Operations Manager Setup has stopped working”. This repeatedly happened after the data reader account was entered. The log files in %LocalAppData%\SCOM\Logs did not give any information about why the installation ended, neither did the event viewer. […]

RES software on MySQL

If you want to use MySQL as a data source for your RES software you might encounter some difficulties connecting to the database (Data source name not found and no default driver specified). RES software supports ”MySQL 5.0 or higher x86/x64” as a database platform, in order to connect to the database environment you need […]

Why is Citrix refusing License Server VPX support for vSphere?

Author: Ingmar Verheij With the release of Citrix XenServer 5.6 Citrix also released a new virtual appliance dedicated to licensing, the License Server VPX. The appliance is available since July 2010, in the 2.5 years the appliance is available only Citrix XenServer is supported. If you’re company is using VMware vSphere (or Microsoft Hyper-V) you’re […]

Who needs ISO for Citrix Provisioning Services?

Author: Ingmar Verheij In a previous article I wrote that for streaming vDisks to endpoint you don’t necessarily need PXE, you can also attach an ISO to the virtual machine (“Who needs PXE for Citrix Provisioning Services?”). Although this eliminates the dependency for a PXE server (which is challenging to make high available), mounting an […]

You don’t need XenDesktop for a virtual desktop

Author: Ingmar Verheij For years Citrix has a product to host applications from a centralized locations offering great flexibility and efficiency, called Citrix XenApp. In 2008 Citrix released XenDesktop, the VDI solution from Citrix. With this first release of XenDesktop it was possible to (only) publish a desktop hosted on a single user operating system […]