Re: max_standby_delay considered harmful

Joshua D. Drake <jd@commandprompt.com>

From: "Joshua D. Drake" <jd@commandprompt.com>
To: Josh Berkus <josh@agliodbs.com>
Cc: Greg Smith <greg@2ndquadrant.com>, Tom Lane <tgl@sss.pgh.pa.us>, Simon Riggs <simon@2ndquadrant.com>, pgsql-hackers@postgreSQL.org
Date: 2010-05-04T23:51:12Z
Lists: pgsql-hackers
On Tue, 2010-05-04 at 16:34 -0700, Josh Berkus wrote:
> On 5/4/10 4:26 PM, Greg Smith wrote:
> > 
> > Not the database's problem to worry about.  Document that time should be
> > carefully sync'd and move on.  I'll add that.
> 
> Releasing a hot standby which *only* works for users with an operational
> ntp implementation is highly unrealistic.   Having built-in replication
> in PostgreSQL was supposed to give the *majority* of users a *simple*
> option for 2-server failover, not cater only to the high end.  Every
> administrative requirement we add to HS/SR eliminates another set of
> potential users, as well as adding another set of potential failure
> conditions which need to be monitored.

+1

Joshua D. Drake



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