Category: VMware

To SAN or to VSAN, that’s the question

Just a few thoughts. As you probably all heard, VMware has announced the availability of there VSAN now integrated in the vmkernel of the vSphere 5.5 suite. If I read the specification and serveral blog post I get real excited. But is this the end of the SAN? You probably all know the (dis)advantages of […]

Tuesday September 17th, 2013 in VMware | No Comments »

Adjusting default password policy vCenter appliance (VCA)

Don’t you just hate when you want to use a password but that the default password policy of a product prohibits you to use this password. I know, these password policies are here for a reason but centrally when I’m testing software I want to use my default password. This is also the case with […]

Saturday June 29th, 2013 in VMware | No Comments »

Virtual Machine have red alerts but there are no alarms triggered

With a college of mine, I’m setting up a new business. Where going to provide a virtual desktop to (small) customers who have the need for a enterprise enviroment (mail, shared calanders, shared storage etc) but don’t have the budget for it. When we combine all those customers together you have a budget to provide […]

Friday February 1st, 2013 in VMware | No Comments »

ESXi 5.x host not respondig after chaning the vCenter appliance IP address

In my lab I changed the IP address of my vCenter 5.1 appliance. I thought it would be pretty easy. Just connect to the vCenter appliance management port 5490 with HTTPS. Login as root and go to the Network tab. Change the IP and reboot the vCenter appliance. But after the reboot all my vSphere […]

Monday January 14th, 2013 in VMware | No Comments »

Unable to umount greyed-out datastore due to Storage I/O Control

During a storage migration the SAN team had to create and delete multiple LUNs for the VMware vSphere 5.1 environment. Accidentally they deleted a LUN that wasn’t deleted in VMware vSphere. Gladly there were no more virtual machine on that datastore. When I tried to unmount the volume I got the following error:     […]

Thursday December 13th, 2012 in VMware | Comments Off on Unable to umount greyed-out datastore due to Storage I/O Control