Re: Replication failure, slave requesting old segments

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От Adrian Klaver
Тема Re: Replication failure, slave requesting old segments
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Msg-id 2b671d4c-1504-9a38-3ad0-5dafe8fab92c@aklaver.com
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Ответ на Re: Replication failure, slave requesting old segments  (Stephen Frost <sfrost@snowman.net>)
Ответы Re: Replication failure, slave requesting old segments  (Stephen Frost <sfrost@snowman.net>)
Re: Replication failure, slave requesting old segments  ("Phil Endecott" <spam_from_pgsql_lists@chezphil.org>)
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On 08/12/2018 03:54 PM, Stephen Frost wrote:
> Greetings,
> 
> * Phil Endecott (spam_from_pgsql_lists@chezphil.org) wrote:
>> OK.  I think this is perhaps a documentation bug, maybe a missing
>> warning when the master reads its configuration, and maybe (as you say)
>> a bad default value.
> 
> If we consider it to be an issue worthy of a change then we should
> probably just change the default value, and maybe not even allow it to
> be set lower than '1'.
> 

I would say leave the default at 0 as it leaves no doubt that you are 
performing without a net. A setting of '1' implies you are covered and 
for a fast moving cluster or slow moving one with sufficient downtime 
that would not be the case. Better to let the end user know this is not 
a simple problem and some thought needs to go into configuration.


-- 
Adrian Klaver
adrian.klaver@aklaver.com


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