I wonder when this "databases are nearly always bottlenecked on IO" perception finally is going to die. I think it's been false for > 50% of instances for at least 15 years. And it's just plainly wrong when we can have small-ish servers with >16 internal NVMe drives.
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Kinda curious now whether the crc32c instruction can benefit from pipelining to make it worthwhile to compute checksums for several blocks at once.
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TIL that CRC instructions are now a thing once again. This was one of the reasons that the VAX architecture was ridiculed (behind only the instruction that evaluated polynomials for you using Horner's Rule). This is what led to the RISC revolution.https://twitter.com/AndresFreundTec/status/1232026184327712768 …
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