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Re: Streaming replication and non-blocking I/O

Tom Lane <tgl@sss.pgh.pa.us>

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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Aidan Van Dyk <aidan@highrise.ca>
Cc: Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>, Magnus Hagander <magnus@hagander.net>, Andrew Dunstan <andrew@dunslane.net>, Fujii Masao <masao.fujii@gmail.com>, PostgreSQL-development <pgsql-hackers@postgresql.org>
Date: 2010-01-15T20:53:16Z
Lists: pgsql-hackers 
Aidan Van Dyk <aidan@highrise.ca> writes:
> Maybe an insane question, but why can postmaster just not "exec"
> walreceiver?

It'd greatly complicate access to shared memory.

			regards, tom lane