Re: postmaster vs. postgres

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От
Gavin Sherry
Тема
Re: postmaster vs. postgres
Дата
Msg-id
Pine.LNX.4.21.0201091704040.18731-100000@linuxworld.com.au
Ответ на
postmaster vs. postgres (Christopher Kings-Lynne)
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postmaster vs. postgres "Christopher Kings-Lynne" <chriskl@familyhealth.com.au>
Re: postmaster vs. postgres Bruce Momjian <pgman@candle.pha.pa.us>
Re: postmaster vs. postgres Tom Lane <tgl@sss.pgh.pa.us>
Re: postmaster vs. postgres Gavin Sherry <swm@linuxworld.com.au>
On Wed, 9 Jan 2002, Christopher Kings-Lynne wrote:

> What is the difference between the postmaster binary and the postgres
> binary?  Does the postmaster act as nothing more than a multiplexor for
> postgres processes or something?

The postmaster 'binary' is a symbolic link to postgres. In reality, the
naming convention corresponds programmatically to what you have
described. If the invokation is done via 'postmaster' PostmasterMain() is
executed, otherwise it is assumed that a standalone backend s executed.

Gavin



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