Hi, 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. Greetings, Andres Freund