Varrow Blogs

Download, install and configure a tftp server, for example, SolarWinds TFTP server from http://www.solarwinds.com/products/freetools/free_tftp_server.aspx.  SSH (or telnet) into your Cisco MDS 9000 Cisco MDS command prompt vzc9216-04ln# enter configuration terminal mode vzc9216-04ln# config t Enter configuration commands, one per line.  End with CNTL/Z. Enable the job scheduler vzc9216-04ln(config)# scheduler enable create your job vzc9216-04ln(config)# scheduler job [...]

PowerPath Migration Enabler Host Copy eliminates or minimizes downtime by enabling data migrations through the host in heterogeneous environments.  PowerPath/ME enables non-disruptive or minimally disruptive data migrations between storage systems or between devices on the same storage system.  PowerPath/ME resides on the host and allows applications continued data access throughout the migration process. PowerPath/ME Migration [...]

I was in the process of writing a short blog about “Renaming an ESX Hosts”, but I did a quick search on VMware’s site and already found the steps outlined in a VMware Knowledge Base article.  Bummer…  See below. However, I did learn something from the KB article in the process. In step 6, the [...]

OK, so that might have been a little misleading. I’ll admit that I was reluctant to join Facebook over a year ago. But after repeated bashing, I finally caved in, created an account and joined the millions of others on Facebook. And I will now admit that it has been a nice way to keep [...]

VMware has release View 4.0.1 (Build 233023). VMware View 4.0.1 is a maintenance release that resolves some known issues in the previous releases. This release also includes some new features as well: Localization of VMware View, VirtualCenter 2.5 Update 6 and ESX 3.5 Update 5 Support and Enhancements to the PCoIP Display Protocol. View Manager [...]

Virtualization has been around for a while (Timeline of virtualization development). It is not a new concept. I started playing around with virtualization when I obtained a copy of VMware’s virtualization software around the 2005-2006 time frame. Virtualization is the next greatest thing. Everyone is virtualizing some aspect of their data center. Everyone has heard [...]

EMC has released Storage Viewer for vSphere Client Version 2.1.  This release is compatible with and should address any issues that occurred with VMware vSphere Client V4.0 Update 1. See Matt Taylor’s blog – vSphere Update 1 Breaks EMC Storage Viewer EMC Storage Viewer compatibility matrix For more info, please check the EMC Storage Viewer [...]

By default, VMware vCenter Update Manager stores patches in C:\Documents and Settings\All Users\Application Data\VMware\VMware Update Manager on your vCenter server. To avoid filling up the C: drive on this server, you may want to change the default location of where the patches are going to be stored. With your favorite text editor, edit the file  [...]

This past week, I installed Ubuntu Linux 9.10 (32 bit) on a workstation with 4 GB of memory. Upon the initial inspection of the system, I discovered that the operating system was only seeing 3GB of memory. Bummed, I discovered I had two options. 1) Install and use 64-bit Ubuntu Linux or 2) install the [...]

I picked up this tip last week and thought I would pass it along. To rename a virtual machine in vCenter, right-click on the VM, select “Rename” and type in the new machine name. To rename the files that make up the virtual machine, simply migrate that virtual machine to another datastore with Storage vMotion. [...]

A human interface device or HID is a type of computer device that interacts directly with, and most often takes input from, humans and may deliver output to humans. Example are: keyboards, mice, game controllers, etc. This past week, I needed to connect a USB electronic signature capture pad, model no. T-L460-HSB from Topaz Systems, [...]

With the release of VMware View 4.0, you can use View Administrator 4.0 with the following Web browsers: Internet Explorer 7 Internet Explorer 8 Firefox 3.0 Firefox 3.5 However, the VMware View Portal is not supported on Internet Explorer 8, Firefox 3.0 or Firefox 3.5 on any 32-bit Windows platform. See below table from the [...]

The following Windows operating systems support disks greater than 2TB:
Windows 2000
Windows XP
Windows Server 2003
Windows Vista
Windows Server 2008
But if you expect that your Windows disks will need to be extended beyond a particular partition size, care should be taken that you format the Windows partition with the anticipated cluster size or allocation unit size to [...]

Symmetrix physical devices are configured into logical volumes called hypervolumes.  Hypervolumes are the unit of storage at which RAID protection is defined.  Open systems can have RAID 1 , RAID 5 or RAID 6 protection for Fixed Block Architecture (FBA) hypervolumes.  
Depending on the hardware configuration and the RAID type, a maximum of 512 hypervolumes are allowed [...]

VMware® Server is a free virtualization product that can be installed on Windows® servers.  The standard configuration of VMware Server does not support live migration. Live migration capability enables virtual machines to be quickly moved from one physical host server to another, providing availability and load balancing among the servers.
Melio FS is a fully featured [...]