Re: hot_standby = on - Mailing list pgsql-hackers

From Andrew Dunstan
Subject Re: hot_standby = on
Date
Msg-id 4C0EC51D.8090509@dunslane.net
Whole thread Raw
In response to Re: hot_standby = on  (Tom Lane <tgl@sss.pgh.pa.us>)
List pgsql-hackers

Tom Lane wrote:
> Andrew Dunstan <andrew@dunslane.net> writes:
>   
>> Well, yes. But then to stop that you could just lock users out using 
>> pg_hba.conf, no? It just doesn't seem to be buying all that much to me. 
>>     
>
> The main reason to turn it off is to disable a whole lot of very poorly
> tested code, and thereby improve the reliability of your warm standby
> server.  There might be (almost certainly are) significant performance
> benefits as well.  I think it'll be at least a couple of release cycles
> before any sane DBA would turn it on on standbys where he didn't
> positively need it.
>
>             
>   

OK, then we need to say something like that. Right now we're not giving 
any guidance that I can see.

cheers

andrew




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