On Thu, Jan 25, 2024 at 11:22 AM Alvaro Herrera <alvhe...@alvh.no-ip.org> wrote: > Still with these auto-tuning GUCs, I noticed that the auto-tuning code > would continue to grow the buffer sizes with shared_buffers to > arbitrarily large values. I added an arbitrary maximum of 1024 (8 MB), > which is much higher than the current value of 128; but if you have > (say) 30 GB of shared_buffers (not uncommon these days), do you really > need 30MB of pg_clog cache? It seems mostly unnecessary ... and you can > still set it manually that way if you need it. So, largely I just > rewrote those small functions completely.
Yeah, I think that if we're going to scale with shared_buffers, it should be capped. -- Robert Haas EDB: http://www.enterprisedb.com
