XenDesktop 7.6 MCS XenApp VMs Randomly Get Unresponsive

XenDesktop 7.6 MCS XenApp VMs Randomly Get Unresponsive

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Article ID: CTX208386

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Updated On:

Description

In a random way the XenApp Servers get unresponsive and need to force reboot to take it back.

Resolution

Upgrade to VDA 7.8 (which included LC4195).


Problem Cause

  • From the shared dump, a deadlock situation between 2 threads is observed. Both the threads exclusively waiting for each other to acquire the resource.
  • In both threads , picadm module is trying to access the resource. It looks like a known issue and links to LC4195.

Issue/Introduction

In a random way the XenApp Servers get unresponsive and need to force reboot to take it back