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25th anniversary of flash memory sees 2.7ZB of data

8/27/2012 08:22 PM EDT
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Thomas McCormick
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re: 25th anniversary of flash memory sees 2.7ZB of data
Thomas McCormick   9/24/2012 1:14:14 PM
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DrQuine: Legacy flash was rated for 100K program/erase cycles (PE cycles). Current flash is 3K PE cycles and dropping. Full wear-leveling is one of the techniques employed to address this spec degradation, but a host of other techniques (ECC, DSP, caching, ...) are also being employed.

Gavin Ho
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re: 25th anniversary of flash memory sees 2.7ZB of data
Gavin Ho   8/28/2012 2:26:17 PM
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To understand the scale of the data we consume, a zettabyte is 10^21. That equates to 10^9 TB HDD or a tonne of SanDisk products.

DrQuine
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re: 25th anniversary of flash memory sees 2.7ZB of data
DrQuine   8/28/2012 2:12:36 AM
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When flash memory first appeared, there was discussion of a limited number of read-write cycles before the memory "wore" out. Is that still the case? Are special techniques utilized to spread the writing activity across the memory rather than concentrating it in a particular "working space"?

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