Safely Removing and Adding a Physical RDM

September 16, 2014 Jordansphere ESXi

Scenario: I have a Physical RDM directly attached to a Virtual Machine (Windows 2008 R2) over a storage network. This was formatted as NTFS on my E: drive. I wanted to physically re-locate the box from one rack to another which would involve shutting down and moving the storage deivce (OpenFiler). The cabling was ready. Here are […]


iSCSI Storage in VMware – A Quick Overview

September 10, 2014 Jordansphere Equallogic

Today I will be writing a very brief overview on iSCSI storage and how it fits into a VMware environment. In this example I will be referring to a small cloud I have set up using a 3 host ESXi (5.1)  cluster which connects to an Equallogic SAN using a software initiator.   What is iSCSI? iSCSI encapsulates […]


Intermittent iSCSI Connections to Dell MD3200i

September 4, 2014 Jordansphere Cisco

Setup: 2 ESXI 5.0 hosts, connecting to a Dell MD3200i SAN via stacked Cisco switches. The setup has 3 LUNS. Problem: The small, private cloud with a webserver and backend DB server (amongst a few other servers ) became inaccessible from the outside world via HTTP/SSH etc. Upon inspection it appeared that the iSCSI storage was flapping. vCenter […]


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