Why the end of Optane is bad news for all IT
pretend filesFiles are a powerful metaphor of sorts, which have proved versatile to a degree unimaginable in 1969, when Unix was written on a minicomputer with a maximum of 64k words of memory and no sound, graphics or networking. Files are ubiquitous now.The concept of the"computer file" was invented because memory was too expensive, too big, and too slow.
SSDs appeared in the 1990s, and by the first decade of this century they were getting affordable. SSDs replace magnetic storage with electronic storage, but it's still secondary storage.
Many hundreds of gigs, even terabytes, of dynamic non-volatile storage, thousands of times faster and thousands of times more robust than flash memory. Not secondary storage on the other side of a disk controller, but right there in the memory map.
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