Taking Ownership of VM fails, VM appears to be in use, stuck in state error

While working in Vmware workstation, I lost connectivity to a LUN where I’m hosting virtual machines for workstation. As it turns out, the VMs were powered on and after restoring the connection, I could not get into the VM (windows 7) or power it off/restart it. When trying to open the VM in workstation, it… Continue reading Taking Ownership of VM fails, VM appears to be in use, stuck in state error

VMware vSphere 5.1 New Features and Enhancements

Vmware announced the new release of its virtualization software, vSphere 5. Below is just brief list of new features. VMware vSphere 5.1 Features Setup and Install vSphere 5.1 will introduce two installation methods: vSphere Simple Install – allows you to install required vSphere vCenter server components in a single run. vSphere Custom Install – allows… Continue reading VMware vSphere 5.1 New Features and Enhancements

How to fix “System logging is not configured on host” warning message

When deploying new standalone host within vCenter or in a cluster, VMware vSphere gives you a warning message about system logging not configured on the host. The syslog service (vmsyslogd) logs messages from the host and its components to log files on a syslog server (most likely vCenter server in this case). In this how… Continue reading How to fix “System logging is not configured on host” warning message

VMware VCP 510/VCAP Exam Voucher Coupon Code

If you are planning to take the VCP certification exam before December 31st, 2012, You can use the below voucher coupon codes to get 25% discount on the exam registration fee. The voucher can be used any number of times. 1)      VMware Certified Associate (VCA) / VMware Certified Professional (VCP) Exams Voucher Number:* Code no longer available… Continue reading VMware VCP 510/VCAP Exam Voucher Coupon Code

Backup and Restore VMware ESXi host configuration

So, how do you backup and restore ESXi host configuration? Having a backup plan for your virtual machines is important but you can enhance resiliency of your virtual environment if the backup plan includes configuration of the actual ESXi host running the virtual machines. If a host crashes, it is matter of running a command… Continue reading Backup and Restore VMware ESXi host configuration

Turn off Network redundancy message when configuring VMware HA/DRS

In my lab, when configuring VMware vSphere 5 HA/DRS in vCenter Server, you see the message under the “summary” tab in vSphere Client: Configuration issues: This host currently has no management network redundancy This message appears if VMKernel port does not have network redundancy configured at all or not configured properly. Normally, in production environment,… Continue reading Turn off Network redundancy message when configuring VMware HA/DRS

Exchange 2010: External email fails Delivery to a Distribution List Email Address

In your exchange server setup, you have the ability to create distribution lists or distribution groups as they are commonly known in Exchange Management Console. Distribution groups allow you to provide single email address to your clients, partners and users in order to send email to many users, using just one email address. For external… Continue reading Exchange 2010: External email fails Delivery to a Distribution List Email Address

The vNEST: Home Virtualization Lab, Part 2

This will be part 2 of the building home virtualization lab blog I wrote couple of years ago. I haven’t had much time over the past few months to write due to a very busy work and family schedule. In addition to that, I went through a few VCP certification exams and also in that… Continue reading The vNEST: Home Virtualization Lab, Part 2