[ PCA ] Virtual Machine Hang After Upgrade of PCA to 2.3.1

(Doc ID 2309781.1)

Last updated on OCTOBER 27, 2017

Applies to:

Private Cloud Appliance - Version 2.3.1 and later
Linux x86-64

Symptoms

Guest VM's  become unresponsive after upgrade to PCA 2.3.1.
All virtual cpu's show 100% steal time, indicating CPU contention.
The iowait is 100%.
Processes enter D state.

vmcore of VM Guest shows:

 

Changes

 Upgraded to PCA 2.3.1 (which uses Oracle VM 3.4.2).

Cause

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