Storage articles by Henry Newman - Enterprise Storage Forum
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SSD vs. HDD Pricing: Seven Myths That Need Correcting

Despite what some experts predict, enterprise SSDs are likely to be more expensive than HDDs for some time.

How to Choose a Hard Drive

To choose a disk drive that's best for your needs, compare the specs from the major disk drive vendors.

Selecting a Disk Drive: How Not to Do Research

A data storage pundit questions a recent blog posting that provides analysis of the disk drive selection process.

Data Storage's Changing Status Quo

From which technologies are favored to which vendors are leading the way, the data storage market is changing dramatically.

Data Storage: Reviewing 2013, Forecasting 2014

A noted data storage pundit fearlessly predicts the future for flash, SAS, SATA, NAS and many other key data storage technologies.

Where is the Data Storage Innovation?

As the data storage market churns with the old guard fending off the newcomers, where is enterprise storage headed?

Software Defined Storage and Networking: Will it Work?

The trend toward software defined is gaining steam in all IT sectors. But is it a good fit for storage and networking?

Tulips, Dot-coms and SANs: Why the SSD Buyout Craze Won't End Well

Enormous excitement over flash storage is driving a flurry of SSD acquisitions. Dot-com mania, anyone?

Data Storage: REST vs. POSIX for Archives and HSM

REST can’t manage data the way POSIX can, but will likely evolve and become the new data interface standard of the cloud era.

Performance Analysis for File Systems: NFS vs. Parallel

You need different performance analysis and workload characterization tools for NFS and parallel file systems.

Storage Appliances Are the Future

IT storage administrators will need to understand data storage appliances if they want to remain employed.

SSDs, Flash and Why Disks Will Not Go Away

Despite what flash vendors say, SSDs are not going to replace hard disks completely anytime soon.

Hybrid Disk Drives, Caching SSDs and What They Mean to You

The idea of adding cache to storage is coming back into vogue again.

Cancer, Big Data and Storage

As researchers find new uses for big data--like personalized cancer treatment--it could result in a data explosion larger than anyone has predicted.

The 'Dumbing Down' of Data Storage

As appliances take over storage, enterprises don't need as many highly skilled storage administrators.

Big Data, Nate Silver, and Predictions

The trend toward data analysis and forecasting may require us to change how we view archives.

Data Storage, DNA and Shakespeare

Two British scientists realized that human DNA is a high capacity storage medium. Is this the future of storage?

The Rise and Fall of SAN Storage

What are the factors that are causing SAN storage to fall from dominance, and what does the rise of appliances mean for the storage industry?

File System Interface Future: Cloud Computing's Impact

Cloud storage cannot replace POSIX file systems fully, so various technologies will need to co-exist.

The Year in Storage: Reflection on 2012 and Predictions for 2013

A look back at the forecasts made for 2012 and a look ahead to what the new year might bring.

Cloud Security and Key Management: Major Worries

Data in the cloud needs to be encrypted, which means businesses must understand how to safely handle the keys to that encryption.

Picking the Right Cloud Storage Vendor

Given that cloud storage is relatively new, selecting the best cloud storage vendor for your business presents unique challenges.

Cloud Storage Marketing Hype: Amazon Glacier's Big Claims

Proving that the cloud storage space offers some questionable advertising, Amazon’s Glacier makes some remarkable claims.

How Many Archive Copies Do You Really Need?

Generally, when organizations are deciding how many copies of a file they need on hand, they are really asking a reliability question about  the data. And the most common question that follow that is, are two copies  on low-cost, low-reliability media better than one copy on enterprise media?

4 Storage Technologies Lost to the Recession

The storage industry was not immune to the recession, and a variety of of storage technologies have been killed, shelved or delayed in the past four years. Some are now finding new life. These key 4 technologies are slowly resurging, but the delays around their development and acceptance will be felt for a long time.

Looking Behind the Big Data Storage Buzz

Everyone is talking about Big Data, and this popular technology has implications up and down the storage stack. This new series will look at Big Data from each end of the spectrum -- from data extraction to the hardware needed to analyze the data, with  OS, file systems and other system software in the middle.

Forklift vs. Incremental Upgrade -- Weighing All the Factors

As the recessions drags its way to a close, many enterprises have upgrade needs and budget to spend in an environment that has seen little innovation. Deciding whether to go with a forklift or incremental upgrade is not a choice to be made lightly.

The Enigma of Benchmarking Clouds

However you feel about cloud storage, it is a consideration for many applications. Evaluating cloud providers to determine the best solution for an enterprise is often an arduous and complex task. Learn what you can do to make it less painful.

Protect Your Organization From Storage Hyperbole -- Why Vendors Over-Promise and Under-Deliver

If your recently bought storage system isn't delivering what your vendor promised, you're not alone in your frustration. Henry Newman explores why this is becoming increasingly common and what you can do to protect your enterprise.

SSD IOPS Arms Race: Does It Matter?

SSD performance potential can be tough to achieve. As the claims get increasingly higher, do they make sense or even matter anymore?

Storage Planning for Virtual Infrastructures -- More Than Just Managing Latency

When planning your virtual infrastructure, not thinking about the storage implications could be disastrous down the road. Most admins consider latency and overlook other critical issues, like these four potential showstoppers.

The Year in Storage: Looking Ahead, Looking Back

Henry Newman revisits his 2011 predictions for the storage industry and prognosticates about 2012 and beyond.

Benchmarking: Time for Vendors to Get a Clue

The benchmark arms race must end. It's time to shift the focus from peak performance to what really matters--scalability.

File System Wrap Up: We Were Not Successful

The vendors would not deliver the promised hardware for  our real-world testing. We ponder why and issue a challenge.

Who Will Lead Us Out of Storage Limbo?

Thanks to many years of government investment, most of the major storage developments have occurred in the United States. With few ground-breaking changes on the horizon, will the United States hold the lead or will another nation take the reins?

The Evolution of Stupidity: File Systems

The storage industry continues to make the same mistakes over and over again, and enterprises continue to take vendors' bold statements as facts.  Henry Newman ponders why enterprises continue to believe the current evolutionary file system path will meet our needs today and in the future and cost nothing.

The Evolution of Stupidity: Research (Don't Repeat) the Storage Past

Why does the storage industry continue to make the same mistakes over again and continue to take bold statements as fact?  

Storage Security, the Last Line of Defense

Multiple levels of security are the one surefire way to prevent a hacker from accessing and damaging your systems. Making SELinux the base for all systems will go a long way toward achieving this.

The Secret Life of Tape, 2011 Update

With its hard error rate, low power consumption and cooling costs, and cost per TB, tape remains the best medium for long-term storage. Like any medium, however, tape has a life span and associated limitations.

The State of File Systems Technology, Problem Statement

Wondering why your ext 3/4 maxes out at five disk drives and what you can do about? Henry Newman and Jeff Layton are going under the hood in this four-part series to determine what is at the heart of the ever-growing file system scaling problem. This installment explains the problem and what their testing and evaluation process will be.

Tape Migration: Ignore It at Your Peril

Tape migration is one of the biggest issues with which storage admin are grappling. It's both difficult and costly, but it is imperative to begin the process with your eyes open, and sooner rather than later.

FCoE Gets Lost in Vendor Stupidity

When you benchmark FCoE and iSCSI, the former is clearly the superior technology, so what hasn't Fibre Channel over Ethernet taken the industry by storm?

Ranting About Parallel I/O: We Need Standards!

My challenge to the community is to develop a standard for parallel I/O that supports all of the features and functions of MPI-IO and more.