In my previous post on VMware vSphere5 Auto deploy I explained how to setup an auto deploy environment. This is great for initial setup and to deploy your hosts, but what when an update is released by VMware? The easiest thing is to just delete the deploy rules and recreate them which is ok for […]
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vSphere 5 Auto Deploy PXE booting through Cisco ASA firewall
In response to my blog post on “vSphere 5 – How to run ESXi stateless with vSphere Auto Deploy“, I received a comment from Rob Ellison, who ran into issues when PXE booting through a Cisco ASA firewall. In a second comment he explained how he solved the issue. Turned out there was an issue […]
vSphere 5 – How to run ESXi stateless with vSphere Auto Deploy
A great new feature of vSphere 5 is the possibility to run ESXi stateless. Long, long time ago when ESX 3.0 was hip, we would all install ESX on the local harddisk (or SAN disk). With ESX 3.5, the first ESXi version was released but only few were using it. With 4.x ESXi really got […]
Errors during remediation and scratchconfig issues
When trying to update a number of hosts in the ESXi cluster of a customer I first ran into the issue that scanning the host for updates would result in the following error: “Could not scan esx12 for patches”. Searching through the VMware KB I learned that this is probably due to a corrupted scratch partition […]
Migrating distributed vSwitch to new vCenter
Customer called me to ask how they could easily migrate their existing vCenter to a new vCenter including all distributed vSwitches. They were moving from vCenter 4.0 to vCenter 4.1 and at the same time creating an AD intergrated vCenter and moving from physical to a virtual vCenter. The upgrade path would be a difficult […]