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About michaelss

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  1. Here is a response I got from Piriform Support on the subject of the OPTIMZE function on SSDs.: "Defraggler will use a 'zero-filling' technique to optimize SSD's." Zero-filling an SSD is a trick used to improve write performance. SSD can write data quickly only to a blank (zero-filled) block. But if there are no blank blocks, then it is necessary to erase some blocks before new data can be written. The process of erasing takes a long time. The need to erase blocks decreases performance of an SSD. Therefore, zero-filling applied to an SSD speeds write operations up for a while. Note
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