Re: [HACKERS] Different BLKSZ

Vadim Mikheev <vadim@krs.ru>

From: Vadim Mikheev <vadim@krs.ru>
To: t-ishii@sra.co.jp
Cc: pgsql-hackers@postgreSQL.org
Date: 1999-10-12T09:19:20Z
Lists: pgsql-hackers
Tatsuo Ishii wrote:
> 
> >
> >There is special file pg_control for the WAL purposes - good
> >place for the BLCKSZ...
> 
> Nice. Do you have some functions to access the file? Seems it is a
> binary file.

access/transam/xlog.c:StartupXLOG() is called on every database
startup and read control file - just add BLCKSZ to
struct ControlFileData and check it on startup. Don't forget
to initialize this value in BootStrapXLOG() (while creating
control file).

Vadim