Rajeev Mehra's Blog

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IT Systems Engineering

Thin provisioning savings in a 3PAR SAN

I recently implemented a 3PAR SAN. After migrating 10-15 VMs onto it, I looked at the disk utilization. I was happy to see how good the thin provisioning in the…

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April 24, 2013
IT Systems Engineering

Quick setup guide to Remote Desktop Services on Server 2008 R2

First, why am I using 2008 R2 in year 2014? Well, because some of our applications are not supported on 2012 R2 and I cannot mix and match 2008 with…

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March 4, 2014
IT Systems Engineering

Presenting LUNs to Hyper-V 2012

Here are my notes on presenting a LUN from a 3PAR 7400 SAN to a Hyper-V 2012 server running no GUI. The SAN is connected to the server via Fiber.…

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April 9, 2013
  • IT Systems Engineering

    P2V of server having GPT disks

    November 16, 2012 /

    Ok so I ran into a problem while doing P2V to Xenserver. We have a few servers which have a UEFI BIOS, Their disks are configured as GPT. I have tried these two tools to do a P2V but have been unsuccessful: 1. Citrix’s Xenconverter and 2. VMware’s vCenter Converter

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    Rajeev 2 Comments
  • IT Systems Engineering

    How to reset password on Solaris’ ALOM

    November 13, 2012 /

    So I inherited a bunch of old Sun Solaris T2000 boxes. They have ALOM on them, cool! but how do I access it over the network? Neither do I know the IP address configured for the ALOM network interfaces, nor do I know the password. Here is how to reset ALOM’s parameters and start fresh.

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    Rajeev 0 Comments
  • IT Systems Engineering

    How to make a USB drive bootable

    November 7, 2012 /

    These steps must be done on a Windows 7 or Server 2008 computer. WARNING!This process will permanently erase any data on the USB flash drive!

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    Rajeev 0 Comments
  • IT Systems Engineering

    Using RDP over SSH on a Linksys router

    November 7, 2012 /

    Very interesting way to encrypt and tunnel your connection! Using RDP over SSH on a Linksys router (Remote Desktop)

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    Rajeev 0 Comments
  • IT Systems Engineering

    Send mail from a script in Solaris

    November 2, 2012 /

    I used mailx command, here is the syntax: If you want to send to one person: echo “body of the e-mail” | mailx -s “test subject” recipient@hotmail.com If you want to CC to multiple people: echo “body of the e-mail” | mailx -s “test subject” –c “mail1@live.com,mail2@live.com” recipient@hotmail.com

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    Rajeev 1 Comment
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