Re: Question about storage subsystem of PotgreSQL

On Sat, Jun  1, 2013 at 02:11:13PM +0430, javadi wrote:
> Hi
> 
> I want to find some architectural information about the storage
> subsystem of PostgreSQL especially the modulus which are responsible to
> loading data from disk to the Shared Buffer.  I cannot find any
> structured and useful information on web.
> 
> Would you please help me to find such information.
> 
> Should I read the source code?
> 
> Which part of code is responsible to reading data from the disk?

You should read the developer's FAQ:
http://wiki.postgresql.org/wiki/Developer_FAQ

--  Bruce Momjian  <bruce@momjian.us>        http://momjian.us EnterpriseDB
http://enterprisedb.com
 + It's impossible for everything to be true. +