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I previously blogged about a memory leak in Secure Gateway 3.1.1 and that you should avoid it.  Citrix has released Secure Gateway 3.1.2 that fixes the memory leak in 3.1.1.  Get it at CTX122212.

I'm pleased to announce that I'll be presenting three sessions at the Fall Citrix User Group Norway event in Geilo, Norway from October 7th to October 9th.  There will be plenty of great speakers coming including Simon Crosby, Rich Crusco, Rick Dehlinger, Benny Tritsch, Rene Vester and Alex Yushchenko.  The event is going to be held at the Dr. Holms Hotel in Geilo.  Very much looking forward to attending and thanks to the cug.no group for inviting me to speak there.  Details on the agenda of the event are not public yet, but I'm sure they'll be...

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I've just posted up details on the November 2009 5-day Advanced Citrix training class that will be held in Las Vegas, NV.  This class is a great opportunity for people who administer Citrix environments to get deep understanding of how Terminal Services and Citrix XenApp environments really work.  We'll also discuss server virtualization, Provisioning Server, XenDesktop, etc but the class is primarily focused on XenApp.  This class is not made for people who are new to Citrix and we don't spend time on pointless lab exercises that you can do without an instructor there.  This is 5 days full of in depth technical lecture and best practices sharing.  You don't want to miss this.

The 5-day master class is $2895 USD and there's a maximum class size of 16.  Full details of what is covered in the class as well as details on how to secure a seat is located on the training page.  Hope to see you there!

At a client of mine we're steadily rolling out 3k instances of XenDesktop.  One issue that surfaced early on is that Weblogic Workspace v10.2 crashed on launch after the deployment of the Citrix XenDesktop Virtual Desktop Agent (VDA).  The client had packaged/certified the 3.03.059 release of the VDA.  After deploying the VDA and rebooting, user's of Weblogic Workspace 10.2 were unable to launch the application.  The crash that would appear is this:



It turns out that this particular issue is caused by applications that attempt to acquire a large allocation of memory during startup.  Something about the XenDesktop VDA breaks this ability.  The good news is that Citrix has found this issue and corrected it in the new XenDesktop 3.0 Feature Pack 1 VDA (3.1.3236) which can be downloaded at CTX121590

...

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A client of mine experienced some slowness/freezing of XenDesktop 3.0 sessions when used from India.  The slowness is experienced during logon, but also during a minimize/maximize of the XenDesktop session or during an unlock of the local PC.  Here is the background of this issue and what was done to mitigate the issue.

Background: Client uses folder redirection of Application Data folder. That AppData folder is currently redirected across the WAN because of lack of infrastructure in India. Yes, I realize this is an extremely bad practice, but it's what they decided to do and it's what I currently have to deal with. Client PCs are in India. XenDesktop VMs are in Chicago. Circuit is 9MB bandwidth and approximately 270 ms of round trip latency.

Issue: Desktop Receiver takes approximately 90 seconds to complete the logon to a hosted desktop. However, this delay is a one time daily expense so was workable, however the bigger problem is that any time the hosted desktop was minimized and maximized...

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