On Fri, 2009-01-23 at 14:28 +0200, Heikki Linnakangas wrote:
> Simon Riggs wrote:
> > On Fri, 2009-01-23 at 10:35 +0200, Heikki Linnakangas wrote:
> >> As the patch stands, there's no way to disable hot standby. The server 
> >> always opens for read-only connections as soon as it can. That might not 
> >> be what you want.
> >>
> >> I think we need a GUC to enable/disable hot standby. It would become 
> >> handy if the unimaginable happens and there's a bug in the hot standby 
> >> code that prevents a server from recovering.
> > 
> > Currently recovery processing is only active during archive recovery,
> > never during crash recovery, for the above reason.
> 
> Oh, ok. Is the bgwriter still launched in crash recovery, 

Currently in the patch we never launch bgwriter in crash recovery.

> and do we 
> start accepting connections as soon as the replay finishes, before the 
> first checkpoint is finished?

Which means we never use "fast start" behaviour. We write a full
checkpoint and only then do we open for business normally.

-- 
 Simon Riggs           www.2ndQuadrant.com
 PostgreSQL Training, Services and Support


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