| From: | Dimitri Fontaine <dimitri(at)2ndQuadrant(dot)fr> |
|---|---|
| To: | Andres Freund <andres(at)2ndquadrant(dot)com> |
| Cc: | Simon Riggs <simon(at)2ndQuadrant(dot)com>, Amit Kapila <amit(dot)kapila16(at)gmail(dot)com>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Alvaro Herrera <alvherre(at)2ndquadrant(dot)com>, Merlin Moncure <mmoncure(at)gmail(dot)com>, Gurjeet Singh <singh(dot)gurjeet(at)gmail(dot)com>, Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Proof of concept: standalone backend with full FE/BE protocol |
| Date: | 2013-11-15 12:06:40 |
| Message-ID: | m2vbzt6f8v.fsf@2ndQuadrant.fr |
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| Lists: | pgsql-hackers |
Andres Freund <andres(at)2ndquadrant(dot)com> writes:
> I think fixing single user mode to work halfway reasonable is enough
> justification for the feature. Having to deal with that when solving
> critical issues is just embarassing.
+1
> But: I very, very much agree with the other concerns around this. This
> should be a patch to fix single user mode, not one to make postgres into
> a single process database. It's not, and trying to make it by using
> single user mode for it will start to hinder development of normal
> postgres because we suddenly need to be concerned about performance and
> features in situations where we previously weren't.
+1
Maybe what needs to happen to this patch is away to restrict its usage
to --single. I'm thinking that postgres --single maybe could be made to
fork the server process underneath the psql controler client process
transparently.
Regards,
--
Dimitri Fontaine
http://2ndQuadrant.fr PostgreSQL : Expertise, Formation et Support
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