Re: Re: [COMMITTERS] pgsql: Make CheckRequiredParameterValues() depend upon correct - Mailing list pgsql-hackers

From Robert Haas
Subject Re: Re: [COMMITTERS] pgsql: Make CheckRequiredParameterValues() depend upon correct
Date
Msg-id AANLkTilgDsS7Z1f4cTBcWiCofTLvo8GvJnwcN7EO2vm3@mail.gmail.com
Whole thread Raw
In response to Re: Re: [COMMITTERS] pgsql: Make CheckRequiredParameterValues() depend upon correct  (Heikki Linnakangas <heikki.linnakangas@enterprisedb.com>)
List pgsql-hackers
On Thu, Apr 29, 2010 at 9:07 AM, Heikki Linnakangas
<heikki.linnakangas@enterprisedb.com> wrote:
> Robert Haas wrote:
>> How about this one?  The administrator sets up a master and a slave.
>> She's heard about this new Hot Standby feature and so decides to
>> enable it on the slave just to play around with it.  Subsequently, she
>> takes a better job at another company and they hire a new
>> administrator, who thinks the Hot Standby WAL may be causing a
>> performance problem on the master, so he switches wal_mode to archive.
>>  Six months later the primary fails.
>
> Umm, I don't see the problem. For high availability purposes, the
> standby works just as well with wal_mode='archive'. Or are you saying
> that the standby was configured with recovery_connections='on', and
> failed to start for those six months because hot standby could not be
> enabled, and no-one noticed?

Yep.

...Robert


pgsql-hackers by date:

Previous
From: Robert Haas
Date:
Subject: Re: Re: [COMMITTERS] pgsql: Make CheckRequiredParameterValues() depend upon correct
Next
From: Dimitri Fontaine
Date:
Subject: Re: Re: [COMMITTERS] pgsql: Make CheckRequiredParameterValues() depend upon correct