Customer had all his VMware databases for vCenter Server, Update Manager, Single Sign On (SSO), vCloud Director and vCenter Chargeback running on one big SQL Server where they shared resources with other databases. They asked me to move the databases to a new MS SQL Server because the load of the VMware databases was more […]
vCenter
vCenter SSO changes when demoting domain controller
I’m still getting used to the important part vCenter SSO (Single Sign-On) is playing in vSphere 5.1. In my home lab I was switching domain controllers from W2k8 to Windows 2012. Transferred FSMO roles, integrated DNS, changed IP addresses for DNS on all servers and all seemed fine. My w2k8-dom01 server was demoted and removed. […]
Don’t be a dumbass, check the VMware Compatibility Guides!
Too often I read upgrade plans or visit sites with plans to upgrade VMware products or buy new hosts and notice that the VMware Compatibility Guides have never been checked when making plans. First thing I always do when changing big parts in a virtual infrastructure is to dive into the compatibility guides to check […]
Change IP address of VMware vCloud Cell
For an existing environment I had to change the VLAN and IP address that was used on the VMware vCloud 5.1 Cell. In VMware KB 1028657 is written how to change the IP address in the database and in the vCloud Cell config, but there is no mention of how to do this at Linux […]
Strange DRS behavior during vSphere 5.1 upgrade
This week I upgraded a customer running vSphere 4.0 Update 1 to vSphere 5.1 when discovering a strange DRS behavior. My upgrade path was to first install a fresh vCenter 5.1 and then move the ESX 4.0 hosts into vCenter 5.1. Next step was to put the first host into maintenance mode, shutdown, remove from […]