Re: non-superuser reserved connections? connection pools? - Mailing list pgsql-hackers

From Michael Glaesemann
Subject Re: non-superuser reserved connections? connection pools?
Date
Msg-id 8E95E517-943B-4CD8-94F7-5FA48D4963D4@seespotcode.net
Whole thread Raw
In response to Re: non-superuser reserved connections? connection pools?  (Magnus Hagander <magnus@hagander.net>)
List pgsql-hackers
On Jul 4, 2011, at 10:09, Magnus Hagander wrote:

> On Mon, Jul 4, 2011 at 00:01, Michael Glaesemann <grzm@seespotcode.net> wrote:
>> It would be nice to be able to set aside a few connections for non-superusers, such as stats-monitoring connections.
There'soften no reason to grant these users superuser privileges (they're just observers, and security-definer
functionscan make anything visible that they may need)), but at the same time you want them to be able to connect even
whenthe "normal" pool of slots may be full. 

<snip/>

>> connection_pools={stats=3,superuser=10}
>> max_connections=100
>>
>> The connections allotted to "superuser" would have the same meaning as the current superuser_reserved_connections
GUC.
>>
>> Does this seem to be a useful feature to anyone else?
>
> Yeah, I'd definitely find it useful. Gives you a bit more flexibility
> than just using connection limiting on the individual user (though in
> your specific case here, that might work, if all your stats processes
> are with the same user).

Good point. It's another way to think of managing connections.

Michael Glaesemann
grzm seespotcode net





pgsql-hackers by date:

Previous
From: Alvaro Herrera
Date:
Subject: Re: avoid including rel.h in execnodes.h
Next
From: Heikki Linnakangas
Date:
Subject: Re: Perl 5.8 requirement for compiling on windows?