Data Center Strategies for the CIO
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What's the best location for a vapor barrier and what's the best kind to use?
We have a 5,000 square foot computer room in the interior of a 40,000 square foot office, which is one floor of multi-story building. The computer room wall is 2HR rated with noise batts.
Where should
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Air conditioning specs in extreme density
What can you advise to a data center designer about air conditioning specifications in extreme density?
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Minimum ceiling height for a data center
What do you recommend as the minimum ceiling height in a data center?
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What's the right fire suppression system for our small data center?
What is the correct fire suppression system to use for a small data center? Our data center currently consists of seven racks.
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Sealing ceilings
To seal a slab, we can use a non-porous sealer, but what is the best way to seal the ceiling area when the dropped ceiling in the computer room is not a computer-room type tile? After a sealer has ...
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How popular are grate-type tiles in a data center's raised floor design?
I don't see mentioned too often the use of grate-type perforated tiles such as Tate's GrateAire that offers a 58% open area as opposed to the typical 25% perforated tile open area in raised-floor d...
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What is the architecture of DB2?
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Deleting the top 10 rows in a table
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What SQL can be used in a compound SQL statement?
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Hot spots not so hot in the data center
What are some of the options for blocking the holes cut in tiles for cables? Expert Robert McFarlane answers.
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McFarlane tackles liquid cooled racks
Expert Robert McFarlane tells readers what he thinks about cooling racks.
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Obtaining reasonably accurate numbers for actual power consumption is difficult enough
A reader questioned our expert on one of his responses. See how he defended himself.
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Dual power supplies and power grids
A reader asked: Following on an earlier question about dual power cords, do the power supplies have to be of the same phase? Or can they be from entirely separate power grids. (We will have effec...
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Best practice for UPS loading on distrubted parallel or prallel redundant configuration
Expert Robert McFarlane gives an expert's opinion on a good question.
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Cooling high-density racks
Cooling expert Steve Madara explains why it's good to be concerned about the heat from high-density racks in the data center, and what to do to optimize your existing cooling technologies.
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The total cost of cooling
Cooling expert Steve Madara of Liebert Corporation explains how to evaluate the cost of cooling your data center, and why it's smart to plan for future technologies.
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The future of 10GbE
Carrie Higbie answers a series of questions about 10GbE.
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Distance between home and recovery
A user recently asked what our expert thought about having a recovery site 3-4 hours away. See what expert Robert McFarlane said.
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Cooling blade servers
Expert Robert McFarlane explains what's needed to cool blade servers.
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Separating cables in the server cabinet
Networking expert Carrie Higbie explains how to ensure your cables are separated once they reach the server cabinet.
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OpenFlow requires compliant hardware, software
An OpenFlow deployment requires switches and a controller that conform to the OpenFlow protocol, but interoperability is not guaranteed.
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Who controls the OpenFlow specification?
Developed by OpenFlow.org in 2011, the member-supported OpenFlow specification could significantly affect future data center networking procedures.
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What does OpenFlow mean for your data center?
The OpenFlow protocol helps push packets more efficiently as an increasing number of workloads try to fit through network pipes.
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