Drive - Solid State Drive (SSD)

Hierachy Storage

IOPS

While traditional HDDs have about the same IOPS for read and write operations, most NAND flash-based SSDs are much slower writing than reading due to the inability to rewrite directly into a previously written location forcing a procedure called garbage collection.

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Hierachy Storage
Drive (Secondary Storage)

Secondary storage of the memory hierarchy. NVM (CD-ROM, ...) diskettes
Harddisk Random Io Time
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Hierachy Storage
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The original SATA protocol was designed to maximize the performance of platter (physical spinning) hard drives. With the proliferation of SSD drives, the SATA storage management protocol has become a...



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