vCenter 6 Email configuration remains stuck in 1997

On the release of vCenter 6, I was personally very excited to see several email configurations which had not been previously possible. Listed under vCenter Server Settings > Advanced Settings were the following new keys: mail.smtp.password mail.smtp.username One might be led to believe that the ability to configure a SMTP username and password implied that… Continue reading “vCenter 6 Email configuration remains stuck in 1997”

Changing existing LUNs to Round Robin on ESXi

In the following steps, I am going to show you how to set all of the VMFS Volumes (LUNs) on an ESXi Host to use the PSP known as Round Robin, using only the ESXi Shell and/or SSH. This is clearly the simplest and most direct method of changing the PSP for existing volumes, and… Continue reading “Changing existing LUNs to Round Robin on ESXi”

Timekeeping on ESXi

Timekeeping on ESXi Hosts is a particularly important, yet often overlooked or misunderstood topic among vSphere Administrators. I recall a recent situation where I created an anti-affinity DRS rule (separate virtual machines) for a customer’s domain controllers. Although ESXi time was correctly configured, the firewall had been recently changed and no longer allowed NTP. As… Continue reading “Timekeeping on ESXi”