Availability

January 19, 2016

Dedicated Management Cluster

I always recommend to create a dedicated management cluster for your vSphere virtual environment, but what is a dedicated management cluster, and why is[...]
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February 1, 2015

The concept of redundancy – is it redundant?

Assumptions are often made that if you have storage, you need to use RAID. If you have moving parts like fans, the assumption is that you need a hot spare[...]
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January 15, 2015

What is RADIO?

I often use the concept of RADIO (Redundant Array of Distributed Independent Objects) in my description of VSAN, as people need extra help in understanding[...]
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August 28, 2014

Microsoft StorSimple 8000 series review

Today I attended a Microsoft StorSimple 8000 series presentation at Microsoft’s offices here in Adelaide, South Australia. It’s a 2RU / 4RU[...]
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August 25, 2014

Is a Single VM on a Single Host viable?

I had a question from a company that had lots of small regional sites, asking “Is a single VM on a single host viable?”, in response to my[...]
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May 16, 2014

Threat and risk assessment

In today’s modern world, the task of threat and risk assessment is based on prior experience and history. It is human nature to be limited in our[...]
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May 12, 2014

Business Impact Analysis questionnaire template

One of the first steps in preparing for a Business Continuity Plan and developing a Disaster Recovery Plan is to first identify the impact that your business[...]
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May 8, 2014

The difference between BCP and DR

You may be one of the many people who ask what is the difference between BCP and DR – that is, what is the difference between a Business Continuity[...]
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February 14, 2014

Multi-instance SQL with clusters

Can I create multiple default instances of SQL server on the same Windows server? If, like me, you thought that due to the way that a SQL failover cluster[...]
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February 6, 2014

Configuration of VM auto-start options for Service Machines

How do you make VMs automatically start after an outage? You may want a virtual machine to start by itself when a host is powered on, to maintain availability[...]
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