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Importing VMware flat.vmdk file

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Someone sent me a file today and told me to import it into VMware. I looked at it briefly and noticed that it was a single file named server-flat.vmdk.Normally VMware uses multiple files, a VMX, a VMDK, and a -FLAT.VMDK, but here I was just given the one. The FLAT file contains all the disk, […]

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SVmotion individual harddisks via PowerShell

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I ran into an issue today where I wanted to SVmotion several large virtual disks to different datastores. I didnt want to use the VC because I would either have to 1) Kick off all migrations at the same time, or 2) wait and watch for each disk to finish before launching the next migration. […]

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Decrypting NT passwords

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If you have been in the tech realm for long, you realize there is a need to recover forgotten passwords. Normally this is difficult (as it should be), but I just found a shortcut.The website http://www.md5decrypter.co.uk/ntlm-decrypt.aspx, has an online database of NTLM hashes and their accompanying passwords. Once you have the hash (via pwdump or other […]

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Working with an Iomega StorCenter ix2-200

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I just got a 4 TB Iomega StorCenter ix2-200 for use with VMware. The idea is that we can send it to customer locations, copy backups/VMDKs on it, and then ship it back. Previously we had done this with USB drives, but connecting a USB drive to a server is often problematic. Basic setup for […]

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Change VLAN of a PortGroup in VMware

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We recently had a need to change the VLAN of a port group in our ESX clusters. We could have run the sync script to replicate all the changes, but that potentially touches so much that I didnt want too. I instead used the below commands in powershell to search for a port group and […]

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Custom Roku channels

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I just learned today that you can create custom channels for your Roku to stream your own content. Tonight I will be rebuilding my powered off Linux server and setting up the Roku SDK to try and stream video from my server to my desktop http://thinkcreatecomplete.blogspot.com/2009/12/stream-media-using-app-built-with-roku.html

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VMware guest level monitoring and alerting

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Probably 90% of the monitoring needed in any environment consists of extremely basic measures: CPU utilization, Memory Utilization, Disk throughput, Network throughput, etc… Defining thresholds for these and alerting on them provides immesurable insight into an environment and quickly identifies any problems or bottlenecks. Amazingly, VMware provides many of these basic system monitors out of […]

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Regular Expressions Cheat Sheet

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I love regex, but I dont get a chance to use it enough to remember which special character does what. Thankfully, there is a nice cheat sheet available at http://www.addedbytes.com/cheat-sheets/regular-expressions-cheat-sheet/ to make this easier to use