Archive for February, 2009

RAID Recovery

Posted on February 27th, 2009.

RAID Recovery – Thin provisioning Thin provisioning, a process of increasing the efficiency, helps utilizing the available space in storage area network (NAS). TP operates disk storage in a flexible manner among various users that is based on minimum space requirement of users. In previous years, systems required large storage space pre-allocated in it because […]

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Intel Matrix RAID

Posted on February 27th, 2009.

RAID Recovery – Intel Matrix RAID Intel matrix RAID was first introduced to Intel RAID BIOS based on the ICH6R “South Bridge” chipset. It has always been used with trailing ‘R’ at the end of chipset name which has ensured that Matrix RAID technology can also use the same. Intel Matrix RAID is quite old […]

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Logical disk

Posted on February 27th, 2009.

RAID Recovery – Logical disk Logical disk is a device that offers data storage area on one or more physical disk drive components in a computer system. Partition, logical volume and virtual disk are some different terms that express similar meaning to it. Logical disk can also be regarded as a new interface to disk […]

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History

Posted on February 27th, 2009.

RAID Recovery – History In the mid and late 1980, EMC was an add-on memory as well as minicomputer disk drive supplier which had failed to make a strong market base and was suffering because of the low quality products. In this worst situation, company’s co-founder as well as chairman, Dick Egan, took the initiative; […]

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Hot swapping

Posted on February 27th, 2009.

RAID Recovery – Hot swapping The term hot swapping describes its capability to function as well as replace system components such as the hard drive, CD-ROM, Power supply, or with some similar other devices because of a device failure or for storage devices or to reserve some other data. It remains working while the system […]

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Hard Disk Drive, Optical Storage Disks and RAID—Development of Computer Storage System

Posted on February 27th, 2009.

RAID Recovery – Hard Disk Drive, Optical Storage Disks and RAID—Development of Computer Storage System Part 1: Hard disk drive: Hard disk drive is the common storage option that almost all PC possess. After 1990, the development of hard disk soared up. Gradually, two main types of hard disks came into existence evolving from this […]

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Stripe size and stripe width

Posted on February 27th, 2009.

RAID Recovery – Stripe size and stripe width Striping, used by different RAID levels, improves performance by breaking up files and spreading them across multiple disks. Striping implementations and the performance of array depend on two parameters. The first important parameter is the stripe width of the array which refers to the number of stripes […]

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What is RAID hard drive

Posted on February 27th, 2009.

RAID Recovery – What is RAID hard drive Basically, two or more inexpensive hard drives are assembled in a RAID system to create single mass capacity storage device that helps improving performance. When RAID system was introduced, it was intended to be used by large businesses needed to store data worth millions of dollars. It […]

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RAID performance issues

Posted on February 27th, 2009.

RAID Recovery – RAID performance issues Read and write performance The key to the organization of RAID was protecting data by providing fault tolerance. In past two decades, however, protecting data is not the sole purpose of implementing RAID in a computer; performance has taken the front seat with some other factors such as reliability, […]

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Performance issues in RAID

Posted on February 27th, 2009.

RAID Recovery – Performance issues in RAID The actual purpose of developing RAID was to protect the stored data by developing an effective fault tolerance system. In course of time, while large chunk of data processing has also become one of the most important aspects; what matters with RAID are, performance, reliability, availability and fault […]

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