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Virtualization Basics: Troubleshooting

No more shooting from the hip This week, I’ll take you through troubleshooting, a skill that allows admins to drill down into an incident to gain understanding about its underlying cause and any related effects.  Last week, I went over remediation, describing it as the skill that allows virtualization admins to keep their jobs. If […]

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Tips for Custom Application Monitoring

Custom applications play a vital role in all kinds of organizations, including education, government, healthcare, IT, and more. In order to adapt to the latest technologies, there are many changes businesses must make, especially the method they use to reach out to their customers. Most interactions between the customer/client and the organization takes place via tailor-made […]

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Using Oracle Cost-based Optimizer Hints: Part 2

This article series will focus using Oracle cost-based optimizer (CBO) hints, and this second article on producing a series of hints that will replicate an exact explain plan. In Part 1, we discussed the OUTLINE produced by DBMS_XPLAN.Display(FORMAT=>’OUTLINE’),   I find the IGNORE_OPTIM_EMBEDDED_HINTS to be an interesting hint to appear here.  This hint says to ignore all hints.  […]

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Using the USER Pseudo-Column in Oracle Views

The USER pseudo-column is quite useful when you are using remote data access methods. For example, you may not want all remote users to see all rows in a table. To solve this problem, you must think of remote users as special users within your database. To enforce the data restriction, you need to create […]

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The Five Commandments of Tomorrow’s Network

  Recently, I’ve been giving some thought  to the roadblocks I discover when I attempt network automation and orchestration, and how those roadblocks impact the software-defined data center idea as a whole. As a result, I have a few suggestions for how to prepare a network – and the thought process – for the future. Thou shalt document thy […]

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Best Practices for Virtualizing SQL Server

It wasn’t that long ago that many companies thought that you couldn’t virtualize SQL Server because it was too resource intensive. However, with the advances that both Microsoft and VMware have made to Hyper-V and vSphere respectively today’s virtualization platforms are more than capable of running almost every enterprise workload – including SQL Server. This […]

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