From: | David Steele <david(at)pgmasters(dot)net> |
---|---|
To: | Stephen Frost <sfrost(at)snowman(dot)net>, Magnus Hagander <magnus(at)hagander(dot)net> |
Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, Peter Eisentraut <peter(dot)eisentraut(at)2ndquadrant(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com> |
Subject: | Re: Replication/backup defaults |
Date: | 2017-01-11 01:06:30 |
Message-ID: | 3f52b0b1-b3b3-9bc0-4c10-107414800970@pgmasters.net |
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Lists: | pgsql-hackers |
On 1/10/17 3:06 PM, Stephen Frost wrote:
> * Magnus Hagander (magnus(at)hagander(dot)net) wrote:
>> On Tue, Jan 10, 2017 at 8:03 PM, Robert Haas <robertmhaas(at)gmail(dot)com> wrote:
>>> I may be outvoted, but I'm still not in favor of changing the default
>>> wal_level. That caters only to people who lack sufficient foresight
>>> to know that they need a replica before the system becomes so critical
>>> that they can't bounce it to update the configuration.
>>
>> True. But the current level only caters to those people who run large ETL
>> jobs without doing any tuning on their system (at least none that would
>> require a restart), or another one of the fairly specific workloads.
>>
>> And as I keep re-iterating, it's not just about replicas, it's also about
>> the ability to make proper backups. Which is a pretty fundamental feature.
>>
>> I do think you are outvoted, yes :) At least that's the result of my
>> tallying up the people who have spoken out on the thread.
>
> I tend to agree with Magnus on this, being able to perform an online
> backup is pretty darn important.
Agreed and +1.
--
-David
david(at)pgmasters(dot)net
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