Planner

Here are a couple of tips for planner settings.

effective_io_concurrency, set to the number of I/O channels or ignore it
random_page_cost
- 3.0 for a typical RAID10 array
- 2.0 for a SAN
- 1.1 for Amazon EBS

Playing with the new option to customize est of items in #lol... Pretty useful
東北からツイート送ってる件。ピカぴ～ー #一ノ関 http://t.co/JanQ120jz8
The new region called Karos in the upcoming #Pokemon X&Y is definitely based on #France http://t.co/k1o1LlJaGC
RT @snaga: The 2nd PostgreSQL Unconference in Tokyo will be held on July 13th. http://t.co/izna0Iwyg1 #pgunconf
New post: #Postgres 9.3 feature highlight: new flavors of IF EXISTS and IF NOT EXISTS http://t.co/6mZyZ54Q18

Michael Paquier