New answers tagged benchmark
Yes, you can run those queries in pgbench. Look for the parts talking about custom scripts: http://www.postgresql.org/docs/9.4/static/pgbench.html The max_connections, and shared_buffers seem really high for the server you have. 25% of RAM for shared_buffers would be more reasonable, and getting a connection pooler like pgbouncer to handle lots of ...
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