Re: Slave claims requested WAL segment already removed - but it wasn't - Mailing list pgsql-general

From Adrian Klaver
Subject Re: Slave claims requested WAL segment already removed - but it wasn't
Date
Msg-id 2112712f-af1c-9e51-5b02-3f7c648d71e3@aklaver.com
Whole thread Raw
In response to Slave claims requested WAL segment already removed - but it wasn't  (Jeff Beck <becked@fastmail.fm>)
List pgsql-general
On 06/01/2016 06:43 PM, Jeff Beck wrote:
> Hi-
> We have a master (pg 9.4.4 on Ubuntu 14.10) and a slave (pg 9.4.8 on
> Centos 7). During a period of heavy use, the slave began complaining
> that the “requested WAL segment xxxxxx has already been removed”. But
> the WAL segment was still on the master. The issue was resolved by
> manually copying the pg_xlog directory over to the slave.

What is your setup?:

1) Streaming

2) WAL archiving

3) Both

4) Do you have more then one standby?

>
> I don’t see any errors on the master log file, or any other messages on
> the slave’s. What happened? How can this be prevented in the future?
>
> Thanks,
> Jeff
>
>
>
>


--
Adrian Klaver
adrian.klaver@aklaver.com


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