Hyper-V – Dynamic Memory – Time Sync Issues on the VM

nbeam published 9 years ago in Domain Administration, Hyper-V, Microsoft, NTP, Server 2012, Virtualization, Windows Administration. Tags: , , , , , , ,

0

Hyper-V Dynamic Memory Allocation strikes again… I have decided to no longer use Dynamic Memory Allocation on any of my virtual machines. It is a fine idea in theory but it is extremely buggy and I am not sure how it made it into a production OS… What’s the issue this time around? This is […]

NTP Circular Time Sync – Windows Server 2012 R2 / Hyper-V

nbeam published 10 years ago in Hyper-V, Microsoft, NTP, Server 2012, Server 2012R2, Virtualization, Windows Administration. Tags: , , , , , ,

8

Ran into a fun issue today… I had a pair of Server 2012 R2 servers in a remote office that refused to sync the proper time for their clocks. No matter what I did they were always off by five minutes. One of them was a domain controller for the office. In the process of […]

Force a Domain Controller to Sync its Clock with an External Time Server

nbeam published 10 years ago in Domain Administration, Microsoft, Windows Administration. Tags:

5

I have a single DC test environment at home and I am running on old hardware. One machine’s clock had gained 3 hours. That machine happened to be the domain controller. I am running Server 2012 R2 on all machines so i used powershell to run the following commands: Check how far off the system […]