Important lag in replication streaming between master and standby

From: Mai Peng <maily(dot)peng(at)webedia-group(dot)com>
To: pgsql-admin(at)postgresql(dot)org
Subject: Important lag in replication streaming between master and standby
Date: 2019-08-26 15:21:17
Message-ID: D8DA50F7-2C30-4E55-A774-50D52D949D48@webedia-group.com
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Hello,

I’ve got several times this error : "requested WAL segment 000000020000A01A0000004F has already been remove". I think it’s due to the lag between our master in EU zone and our standby in US zone.
How could we configure Postgres to handle this issue?
Thx a lot

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