On Thu, Aug 6, 2026 at 2:11 PM Tomas Vondra <[email protected]> wrote: > > The executive summary is that lz4/zstd perform about the same, but zstd > has a clearly better compression ratio. I withdraw my initial plan to > default to lz4, and I agree we should default to zstd. (By "default" I > mean that "on" would use that algorithm, but the GUC would still default > to 'off' as before. Maybe we should reconsinder that for PG20, though?)
Do you have any ideas why recovery on Azure is 10-20% faster for lz4 (and surprisingly also pglz) than for zstd ? --- Hannu
