From: Tsunakawa, Takayuki
If you have a dedicated database server with 1GB or more of RAM, a
reasonable starting value for shared_buffers is 25%
of the memory in your system. There are some workloads where even
- large settings for shared_buffers are effective, but
+ larger settings for shared_buffers are effective, but
because
PostgreSQL also relies on the
operating system cache, it is unlikely that an allocation of more than
40% of RAM to shared_buffers will work better than a