
How Discord Stores Trillions of Messages - A deep dive
The Backend Engineering Show with Hussein Nasser
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What Happens When You Update an SSD?
There is no thing as called in place update You don't you don't just overwrite things Unfortunately, that's because of all the NAND. So when you do that the hard drive will see Can and we'll find the location sector and then Write it back over right whatever you had in SSDs. The second step is it invalidates the old data That's what it does to say this is no longer valid there. And guess what to be cleared the whole erasable unit has to be erased to be written toyou can't just use it.
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