AdrianNoted about, Logical replication would not have issue with this as that is one of it's use cases.
qsn1: What is the size of database(s) you are dealing with? ans1: roughly 25 GB (maximum size) qsn2 : What sort of downtime can you afford? ans2: can be maximum 30 mins or so qsn3: EC2 --> EC2, are they the same region?ans3: Right Question. I assume the same region Can you pl provide your insight now On Monday, December 2, 2024 at 07:20:52 PM EST, Adrian Klaver <adrian.kla...@aklaver.com> wrote: On 12/2/24 15:52, Bharani SV-forum wrote: > Adrian > > Proposed new Server is intended to have higher OS Version (centos ver > 9.0) and higher Postgres Version 15.10 Alright I did not catch this " ... with new OS" from your original post. I saw "Take offline full backup (PG_DATA folder alone) using OS command" and "Restore offline full backup (PG_DATA folder alone) using OS command" and assumed like to like on the OS, my mistake. > > Does logical replication will have issues , if the existing asis server > is having Postgres ver 13.16.2 with Cent Os 7.0 > with the new server having higher OS version Centos Ver 9.0 and then > propose to have the Postgres to be upgraded > from ver 13.16.2 to 15.10 Logical replication would not have issue with this as that is one of it's use cases. The question now becomes whether that is the quickest/ most efficient way to do this. That depends on: 1) What is the size of database(s) you are dealing with? 2) What sort of downtime can you afford? 3) EC2 --> EC2, are they the same region? > > Hope u have understood my question > > On Monday, December 2, 2024 at 06:47:10 PM EST, Adrian Klaver > <adrian.kla...@aklaver.com> wrote: > -- Adrian Klaver adrian.kla...@aklaver.com