Gabesvirtualworld posted Prevent your LUNs running out of space remind me about my VMFS LUNs space. Personally I don’t agreed about create a dummy vmdk on each LUN. Why? Arnim, you still have to wake up at 3am if received any calls. Just a joke!
Have a look here:
VMware ESX VMFS LUNs Report.

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Your customer want you to add a new volume in one of the VM Windows server but can not affort down time? No worry, you can do that easily with ESX.
Below is step by step guide with screen captured from the VM (my test machine is running on Windows 2003 Enterprise):
Tip: It is best to do a snapshot before you start this task, incase anything goes wrong.

1) This is my test VM machine. It is having one disk at beginning.
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Your customer want you to add a new volume in one of the VM SLES server but can not affort down time? No worry, you can do that easily with ESX.
Below is step by step guide with screen captured from the VM (my test machine is running on SLES10 SP2):
Tip: It is best to do a snapshot before you start this task, incase anything goes wrong.

1) This is my test VM machine. It is having one disk at beginning.
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Virtual machine snapshots can be a valuable tool to IT administrators or developer. A snapshot is a backup/image of your entire system at the time the snapshot is taken. Snapshot provide system restoration and minimize damage of the virtual machine.
Due to certain requirement, you may need to clone a snapshot taken sometimes ago and you can make as many copies as you need.

This guide show how to making a clone from a snaphot on VMware Workstation 6.5.
Note: The snapshot MUST BE from a virtual machine that is powered off.
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