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Author: Kent Skovgaard

Visibility gaps in Citrix Xenapp environments

Hi.

Citrix write in their “Operations Guide: Monitoring” on Page 1:

“Citrix recommends implementing a monitoring solution, which covers all aspects of an IT environment and allows aggregating all captured data within a single tool or console.
This simplifies correlating events or counters of multiple components and enables administrators to easily get an end to end overview.
This can decrease the time required to determine the root cause of an issue significantly.”

Link to the Guide:
https://support.citrix.com/servlet/KbServlet/download/30998-102-686964/Operations%20Guide%20-%20Monitoring.pdf

As Citrix Presentation Server 4.5 just had End Of Life a week ago companies need to upgrade their Xenapp environment, if they are still running this old one. Any older physically implemented Citrix server will probably be replazed by a virtualized new version.
This changes the infrastructure, and creates some new challenges.
Beside that a lot of customers already have virtualized Citrix Xenapp.

Val King from Whitehat Virtual Technologies recently wrote a blog called: “4 Ideas to Solve the Visibility Gap Between Citrix EdgeSight and VMware vCenter”
He talks about how virtualization adds another layer to manage, and how this could lead to visibility gaps in your Citrix infrastructure.

He also asks the question: “How do you find a fix a problem you cannot see?”
To be able to troubleshoot root cause of problems in an infrastructure with virtualized Citrix Xenapp servers it is important to be able to look into the different layers of the infrastructure.

eG Innovations software can do that, and be able to monitor other application components, that are part of the Xenapp service, such as SQL server, Exchange Server, Sharepoint, Oracle and a lot more.

Here is a link to the blogpost, which is good to reflect on, and use as basis for investigation on what is important, if you consider implementing a monitoring solution.

http://eginnovations.wordpress.com/2013/02/13/4-ideas-to-solve-the-visibility-gap-between-citrix-edgesight-and-vmware-vcenter/

Performance Assurance – A Key to Virtual Desktop Success

Hi Everyone.

I want to share this article with you, written by Srinivas Ramanathan, CEO and founder of EG Innovations.

Performance Assurance – A Key to Virtual Desktop Success

For a VDI technician, it is is not difficult to understand his points and considerations, but what is really interesting is:

1) A lot of VDI rollouts do meet challenges – and those challenges must be dealt with. This can be time consuming and expensive for resellers and customers – and it has a bad effect on the ROI.

2) Optimization and assessments, when it comes to VDI rollouts – and this is relevant for every step of the process – needs proper tools – or the troubleshooting is really hard to do.

3) The strategy is often like when your car is repaired – parts are changed until the part that really fixes the problem is showing positive results – meaning that you have wasted some of our money on fixing things that are not broken. This is how it must be, when you do not know EXACTLY what is happening.

Please share your thoughts and comments. Thanks.

ROI on VDI running on thin clients.

There have been a lot of speculation and calculations over the last couple of years and the word “ROI” has been used quite often.
Some are talking about all the advantages of running VDI. It has been very clear though, that there could be some unexpected overhead, caused by storage and hardware costs, eating up some of the savings and I have even heard people claim, that a VDI-solution may end up being a more expensive solution than a traditional client-server architecture with PC’s running the traditional way. I/O throughput seems to be the challenge.

Devon IT has made some calculations based on information from different ressources, among them EG Innovations and VMware homepages.
The conclusion is clear – they have made a comparison showing cost-savings achieved by running VDI on thin clients
Please be aware, that Devon IT is selling thin clients, and therefore can not be considered independent. But at least they have quoted their sources.


http://www.devonit.com/blog/thin-client-vs-desktop-deployment-infographic#primary

Please check it out, and give your comments. It could lead to a very interesting discussion.