Originally Posted by
sergiu
Now, the worst possible scenario is indeed using a SSD as a cache, but also, keep in mind that the usage model for a cache is random writes + random reads where depending on the scenario, you might have a higher number of reads than writes which will decrease the average writing speed significantly to allow a recovery period for NAND cells. If real enterprise usage test usage is desired, then the SSDs should be tested in such a way that each page that was written should be also read at least once. Pure random writes on the entire space would be torture, not real life usage.
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