Due to the nature of how Virtual Machines are operated, maintaining time is quite difficult. With the Oracle VirtualBox, this is no exception. Time keeping on some of my VMs has been a serious issue.
I tried to used NTP to resolve the problem, however the clock accuracy is so poor within the VM, that the offsets and jitters are far too large for the clock correction algorithms to correct. So an alternative solution was needed.
It appears this was a well documented problem. The resolution was to make sure that I was using a version where this issue had been fixed in the Guest Additions.
Continue reading HowTo: VirtualBox Guest Additions (Command Line) – Time »
One of the most important resources that a network of systems depend on is Time. If the time on a network is incorrect or there are multiple systems with multiple times, then you will probably have problems.
You may not notice this for some time, or even be aware of any issues, but trust me, thery are there, lurking beneath the surface to bite you when you least expect it.
This article follows on one which I wrote a while back called ‘Info: Maintaining Network Time‘. In this article I discuss some of the reasons why time is so important. This article continues this simple task and helps you configure network time in Ubuntu.
Continue reading Howto: Setting up NTPD »
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