OVM 3.3.3 Guest VM Hang with below message "Clocksource tsc unstable"

(Doc ID 2241977.1)

Last updated on MARCH 20, 2017

Applies to:

Oracle VM - Version 3.3.3 and later
Information in this document applies to any platform.


The Guest VM hung while increasing the vCPU and the vmcore was generated.

According to vmcore log, below is the error:



 Tried to add extra vCPU to the guest VM.


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