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On Thu, Jul 19, 2012 at 3:35 PM, Edson Richter <rich...@simkorp.com.br>wrote:
> I've serious problems with slow link between continents, and twice a week
> I have to manually reestablish the slave, by running the following script:
>
>
> ------------------------------------------------------------------------------------------------------------------------------------------
>
> psql -c "SELECT pg_start_backup('standby_sync', true)"
> rsync --progress -a ${PGDATA}/*
> r...@server2.mycompany.com:/opt/pgsql/slave1/ --exclude postmaster.pid
> --exclude postgresql.conf --exclude pg_hba.conf --exclude pg_log --exclude
> pg_xlog
> psql -c "SELECT pg_stop_backup()"
>
>
> ------------------------------------------------------------------------------------------------------------------------------------------
>
> Point is not to analyze the connection issues between the continents, but
> if there is a way better to synchronize these servers, and avoid to
> transport 8Gb of data between them when syncronizing.
> The rsync above can be optimized? Both servers are CentOS 5 with OpenVPN
> established between them (this is one of the problems: the VPN keep falling
> several times a day, and then finally, the sender and receiver process just
> vanish in the air - and I had no time to investigate the vanishment).
>
> Thanks in advance for your help,
>
> --
>
> *Edson Carlos Ericksson Richter*
> *SimKorp Informática Ltda* Fone: (51) 3366-7964 Celular: (51)9318-9766/(51)
> 8585-0796 [image: Embedded Image]
>
--
Sergey Konoplev
a database and software architect
http://www.linkedin.com/in/grayhemp
Jabber: gray...@gmail.com Skype: gray-hemp Phone: +79160686204
