Command-line upgrade of vCenter fails with Test transaction failed to update packages error

I have various test environments, and one of my environments I was testing the command-line upgrade of vCenter Server. Now, most of my environments we tend to use for destructive testing and strange update/upgrade scenarios, so we hit some strange issues every now and then. While I was doing the command-line based … [Read more...]

Very large sps-runtime.log.stderr log file

On VMTN someone hit a situation where the sps-runtime.log.stderr log file grew extremely large on their vCenter Server Appliance (7.0 in this case). I have seen this before, and sizes over 10GB are not uncommon. The sps-runtime.log.stderr file belongs to the service that provides the Policy-Based Storage capabilities. … [Read more...]

Adding static routes to a vCenter Server with multiple Network Interface Cards (NICs)

For a Disaster Recovery (DR) site, I designed a separate isolated VMware Horizon environment. The Center Server has an external (eth0) and internal (eth1) IP address. The external connection is for example for management and restoring production VMs to this DR environment. The internal connection is for Horizon … [Read more...]

Installation vCenter Inventory Service hangs forever

Recently I was installing an additional VMware vCenter Server in an environment in which I had replaced all default certificates with official CA certificates and ran into an issue where installation of the VMware vCenter Inventory Service kept hanging when communicating with the VMware SSO server. In the installation … [Read more...]

VMware vCenter Server 5.1 fails after demoting Windows Domain Controller

Last week a colleague of ours was tied up in troubleshooting a VMware environment with a vCenter Server. It ¬†failed authenticating through LDAP with the Windows Domain. He was demoting two old domain controllers from the Windows domain which became obsolete after creating new virtual machines to replace the old … [Read more...]

Design question: Why vCenter Server Datacenter?

When working on a design in which there would be two physical datacenters, I started to rethink about why I would create multiple datacenters inside vCenter Server. I noticed that almost all example designs I look at that cover two physical datacenters, also have two datacenters in the vCenter Server design. But … [Read more...]