On Mon, Oct 03, 2022 at 12:41:23PM -0700, John Bolliger wrote: > Our architecture is similar but all of the servers are now on ZFS now and > Postgres 13.8 with Ubuntu 18.04+ and still doing streaming replication, all > with ECC memory and 26-64 cores with 192gb ram+ on top of a ZPOOL made out > of NVMe PCIe SSDs. > > A101 (primary) -> A201 (replica) -> B101(primary) -> B201 (replica). replica -> primary does not really make sense for physical replication. Or do you mean that B101 is itself a standby doing streaming from A201? -- Michael
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