PostgreSQL tuning and scaling

I wrote a small manual for configuring and scaling PostgreSQL. I was inspired by the fact that there is little material on this topic, it is outdated or it simply does not exist.

Download here:
http://github.com/le0pard/postgresql_book/raw/master/postgresql.pdf
Sources:
http://github.com/le0pard/postgresql_book/

Page:
http://postgresql.leopard.in.ua/