Determining the optimal value for shared_buffers using the pg_buffercache extension in PostgreSQL | Amazon Web ServicesAWS Database Blog Determining the optimal value for shared_buffers using the pg_buffercache extension in PostgreSQL In OLTP databases, the buffer cache is memory allocated for storing cached data and dirty pages. Cached data speeds up the retrieval of frequently accessed information, and reading from these cached pages minimizes disk I/O operations. Setting appropriate values for shared_buffers is
