On Wed, Nov 2, 2016 at 8:26 AM, Benjamin Toueg <btoueg@xxxxxxxxx> wrote: > I'm facing a peformance decrease after switching to a more performant VPS : In my world, the VPS that performs worse is not considered "more performant", no matter what the sales materials say. > What benchmark should I perform before switching to a new server? Personally, I always like to run bonnie++ and the STREAM RAM test before even installing the database software. > What's your rule of thumb regarding my specific issue? What should be > investigated first? I would start by comparing the results of both of the above-mentioned tests for the two environments. Just one observation, based on the limited data -- a higher network latency between the client and the database might explain what you've presented. I would check that, too. -- Kevin Grittner EDB: http://www.enterprisedb.com The Enterprise PostgreSQL Company -- Sent via pgsql-performance mailing list (pgsql-performance@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance