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Oracle VM: HVM Guest VM Time/Clock Drift (Doc ID 1121445.1)

Last updated on MARCH 05, 2020

Applies to:

Oracle VM - Version 2.2 and later
Oracle Cloud Infrastructure - Version N/A and later
Linux x86-64
Linux x86
***Checked for relevance on 28-Feb-2012***
***Checked for relevance on 22-Oct-2013***
***Checked for relevance on 18-Sep-2015***


Oracle VM Hardware Virtualised (HVM) guest Virtual Machines (VMs) experience continual time/clock drift, especially under periods of high load - configuring NTP in the guest fails to correct the drift. For Windows please have a look at Doc ID 1566053.1

On Enterprise Linux 4 (EL4), the following message is reported frequently in /var/log/messages:


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