Em 31/10/2012 15:39, Lonni J Friedman escreveu:
On Wed, Oct 31, 2012 at 10:32 AM, Edson Richter
<edsonrichter@xxxxxxxxxxx> wrote:
I've two PostgreSQL 9.1.6 running on Linux CentOS 5.8 64bit.
They are replicated asynchronously.
Yesterday, I've dropped a database of 20Gb, and then replication has broken,
requiring me to manually synchronize both servers again.
It is expected that dropdb (or, perhaps, createdb) break existing
replication between servers?
How did you determine that replication was broken, and how did you
manually synchronize the servers? Are you certain that replication
was working prior to dropping the database?
I'm sure replication was running.
I usually keep two windows open in both servers, running
In master:
watch -n 2 "ps aux | egrep sender"
In slave:
watch -n 2 "ps aux | egrep receiver"
At the point the dropdb command has been executed, both disappeared from
my "radar".
Also, in the log there is the following error:
LOG: replicação em fluxo conectou-se com sucesso ao servidor principal
FATAL: não pôde receber dados do fluxo do WAL: FATAL: segmento do WAL
solicitado 0000000100000001000000BE já foi removido
May the cause not having enough segments (currently 80) for dropdb
command? Is dropdb logged in transaction log page-by-page excluded?
Thanks,
Edson
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