Re: graceful reload

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В Чтв, 03/06/2010 в 13:07 -0400, Greg Smith пишет:
> Vasiliy G Tolstov wrote:
> > In config file some in of this settings exists comment line like
> > "changes require restart". This is mean exactly restart or reload can do
> > this?
> >   
> 
> Run this:
> 
> $ psql -c "select name,context from pg_settings"
> 
> This will sort out which settings are in which category definitively, 
> rather than relying on the sometimes ambiguous comments in the file.  
> Settings that say "postmaster" require a full database restart.  Ones 
> labeled "sighup" can be changed in the postgresql.conf and then the 
> server signaled to use them, most easily with:
> 
> pg_ctl reload
> -OR-
> psql -c "select pg_reload_conf()"
> 
> Ones labeled "user" you can actually change for any user at any time 
> during their session.  Modifying the defaults and then executing the 
> sighup procedure will make those new defaults active, but not for any 
> clients that already have open connections.
> 
> I recommend using SHOW or looking at pg_settings after making a change 
> and reloading the server config to confirm it took.
> 

Ok, Thank You very much! This is really helpful.

-- 
Vasiliy G Tolstov <v.tolstov@xxxxxxxxx>
Selfip.Ru


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