On 2017-11-27 11:40:19 -0700, Scott Marlowe wrote:
> tl;dr: Only way to know is to benchmark it. I'd guess that somewhere
> between 10 and 20 is going to get the best throughput but that's just
> a guess. Benchmark it and let us know!

FWIW, for SSDs my previous experiments suggest that the sweet spot is
more likely to be an order of magnitude or two bigger. Depends a bit on
your workload (including size of scans and concurrency) obviously.


Andres Freund

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