>> On 23. Jun, 2020, at 22:59, Wolff, Ken L <ken.l.wolff@xxxxxxxx> wrote: >> >> https://www.netapp.com/us/media/tr-4770.pdf > I will check this out. Thank you very much. There's actually a lot of good stuff in that document about Postgres in general. I'd be curious to hear what everyone thinks, though, and specifically about what NetApp recommends in Section 3.3 about putting data and WAL on separate volumes, which I believe contradicts what's been discussed in this email thread.