With the announcement of VMware vSphere 5 a complete new license model is introduces. In VMware vSphere 4 the licensing model was per physical processor based on the number of cores per CPU and the physical memory. The VMware vSphere 5 license model is based per physical processor and the allocated …
Continue ReadingDuring my vacation i received an e-mail that I was designate as vExpert 2011. I was very pleased by getting the award. The VMware vExpert Award is given to: individuals who have significantly contributed to the community of VMware users over the past year. vExperts are book authors, bloggers, VMUG …
Continue ReadingBy using VMware Converter 5 the following disk optimizations can be easily done on your existing VM: Convert one or more partition(s) on single disk to partitions on a separate disks. When you want to increase disk space on the C: partition this is a problem because of the D partition is on the same …
Continue ReadingThis PowerCLI script will display specified VM settings for all VMs in the vCenter server you specify. If you do an inventory, a health check or need to troubleshoot VMware environment this PowerCLI script can be useful. The following VM settings will be displayed: VMName, Hostname, IP address, OS …
Continue ReadingI took the VCAP-DCA (VDCA410) exam on 12 May 2011 at Global Knowledge in Nieuwegein (The Netherlands). Today 27 May 2011 I received an e-mail that I passed the VCAP-DCA exam! Great news before starting the weekend! Here are some VCAP-DCA exam requirements: The exam time is 4 hours (time is for non …
Continue ReadingWhen VMware High Availability(HA) comes in action, the VMs are restarted (depending on the HA settings) on other VMware ESX servers in the cluster. It’s handy to know what VMs are restarted. In the vCenter client the Tasks and Events page size can be increased. Default the vCenter client displays …
Continue Readinghen doing a health check I found the following error during the remove if a snapshot in vCenter: Unable to access file since it is locked There is a problem when committing the snapshot after the vStorage APIs for Data Protection (VADP) backup of the VM. In the snapshot manager in vCenter there was …
Continue ReadingWhen trying to delete an “old” VMDK file, I’ve got the following message “device or resource is busy”. I was pretty sure that the VMDK was not connected to any VM(s) anymore. I tried to delete the VMDK by command line and by using the datastore browser. I found the VMware KB article “Virtual machine …
Continue ReadingYesterday I spoke a customer who has problems after applying Windows 2008 R2 SP1 on his 5 node Hyper-V cluster. When validating the storage on the cluster, the following error “disk with identifier “2ef8c0……” has a persistent reservation” is displayed on multiple cluster disks. The problem can occur …
Continue ReadingFor my MS Hyper-V home server I want to hibernate every day between 12.30 and 07.00 am. When the Hyper-V role is installed, it is not possible to use the hibernate function. The following steps make it possible to automatic hibernate the system and when it wake up, the Hyper-V service and the VM(s) …
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