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Data storage hardware



Data storage components are at the core of any enterprise storage system. This chapter starts at the roots, taking a closer look at the pieces of the storage puzzle -- disk drives, arrays, clustering and networked storage.

BROWSE SUBCATEGORIES:  Overview (1),  Storage disk drives (11),  RAID technology (13),  Data storage arrays (7),  Networked storage (16) 
  Overview: 1 - 1 of 1

From disk drives to arrays: A primer on enterprise data storage
Learn about the data storage components that go into an enterprise storage environment, from the basic hard disk drive to RAID, JBOD, disk arrays, clustering and SAN and NAS networked storage.
  Storage disk drives: 1 - 3 of 11

SATA and SCSI compatibility
Storage expert Chris Poelker discusses SATA/SCSI compatibility issues in this expert advice article.
SATA II: What you should know
Learn more about SATA II, its features and how to leverage its capabilities for your storage environment.
SAS drives product roundup
Serial-attached SCSI (or SAS) drives offer significant storage capacity at a much lower cost, while maintaining reasonable performance. Find out who the vendors are in this market.
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  RAID technology: 1 - 3 of 13

Cannot retrieve data from RAID
Storage expert Greg Schulz offers troubleshooting suggestions for a user whose RAID array can't communicate with four units of PowerMac G5 Quad Core.
How many disk drives do you need for RAID 10?
What is the minimum number of disk drives you can have in a RAID 10 array? I have read you must have at least four, but our server admin said it is HP's default, and he can do it on just two drives. This is on a Window...
Server-based RAID vs. controller-based RAID
SAN expert Greg Schulz discusses the difference between server-based RAID and controller-based RAID.
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  Data storage arrays: 1 - 3 of 7

Clustering for high availability
This advice details the hardware and software requirements for setting up two data servers in fail-safe cluster mode for high availability.
Midrange arrays get a makeover
Two fixtures of the midrange modular array scene have received substantial makeovers, and more are on the way.
SATA, Fibre Channel and ATA disks on the same array?
It is possible, but the problem with most implementations that allow this is that there is no way to manage the allocation of the controller resources for the varying performance disk drives. This means that the amount...
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  Networked storage: 1 - 3 of 16

Why do HBAs in a SAN have same base?
Storage expert Chris Poelker outlines WWN basics in order to answer the question: "Why do HBAs in a SAN have same base?"
SAN vs. NAS: A diagram of the differences
NAS expert Randy Kerns outlines the differences in SAN and NAS using diagrams that illustrate each type of storage system.
Questions to ask before building a NAS system
Questions and considerations when building a NAS system.
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