Linux

Configuring VNC to auto-start

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http://www.walkernews.net/2008/06/20/configure-vnc-server-to-auto-start-up-in-red-hat-linux/ How to auto start VNC server in Red Hat Linux after system reboot? My testing environment is a machine running on Red Hat Enterprise Linux 4 Update 4, with the bundled VNC Server (i.e. vnc-server-4.0-8.1). Also assume that a Linux user account called “walker” needs the VNC server to start up automatically when Linux […]

VMware

Creating NFS datastores on a VMware cluster

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The one issue I have seen so far with VMware storage is with regards to NFS datastores; they have to be configured onto each node in the cluster individually. Since this is done manually, it can be prone to error, so I started using the following powershell commands to perform it on all the hosts […]

VMware

VMware treadmill process

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In my VMware environment I have several VMs that have very large VMDKs, but are only using a small portion of that space. These are referred to as “THICK” disks. I would like to reclaim that unused space and turn them into “THIN” disks, which means I need some kind of a treadmill process to […]

VMware

VMware “unable to access a file since it is locked”

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Ran into an unusual problem with my VMware farm, when trying to power on a system I get the error “Unable to access a file since it is locked”. A quick look on the web brings up http://www.techhead.co.uk/vmware-esx-unable-to-access-a-file-since-it-is-lockedThe first two options are somewhat expected (the file is locked by something else). In my case the […]