September, 2014

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 […]

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Configuring a Raritan PX2 PDU

September 16, 2014 Jordansphere PDU

After getting a new batch of shiny Raritan PX2 PDUs I thought they would just be as easy to configure as the old PX models. How wrong I was! The new PX2 models ship wiith an Ethernet port, a feature port, 2 USB ports and what looks like a completely different OS. In the past I configured the PX's via […]

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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 […]

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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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Upgrading vCloud Usage meter 3.0.2 to 3.3

September 2, 2014 Jordansphere VMware

Original vCloud Usage Meter (VCUM) 3.0.2 = 192.168.5.3 New vCloud Usage Meter (VCUM) = 3.3.0  = 192.168.5.6 Steps  1) Download VCUM 3.3.0 OVA from VMWare website 2) Import OVA into via your vCenter (FILE -> DEPLOY OVF TEMPLATE ). Ensure this is on a different IP address to your current Usage Meter (in my case […]

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