Working in my lab today, I was having some issues with deploying virtual machines within vCloud Director. I remember a while ago that Chris Colotti had written an article about the importance of NTP with vCloud Director. I thought I had better syncronize the vCNSM (formally vShield Manager), vCenter Appliance, and vCloud Director. Setting NTP on a vCD cell and vCNS Manager is a very simple task, but how do you do it on the vCenter Appliance? There is no option through the configuration UI. A quick google showed me this page within the vSphere 5.1 documentation center. Procedure Log into the vCenter Server Appliance as root. From a command line, enter the following commands to configure and start an NTP client. yast2 ntp-client add server=your_chosen_time_server yast2 ntp-client enable Enter the following command to request immediate synchronization with the time server. sntp -P no -r your_chosen_time_server However following this guide, […]