On Sun, Nov 17, 2013 at 8:25 PM, Stefan Keller <sfkeller@xxxxxxxxx> wrote: > How can Postgres be used and configured as an In-Memory Database? > > Does anybody know of thoughts or presentations about this "NoSQL feature" - > beyond e.g. "Perspectives on NoSQL" from Gavin Roy at PGCon 2010)? > > Given, say 128 GB memory or more, and (read-mostly) data that fit's into > this, what are the hints to optimize Postgres (postgresql.conf etc.)? In this case as you are trading system safety (system will not be crash-safe) for performance... The following parameters would be suited: - Improve performance by reducing the amount of data flushed: fsync = off synchronous_commit=off - Reduce the size of WALs: full_page_writes = off - Disable the background writer: bgwriter_lru_maxpages = 0 Regards, -- Michael -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general
