[Pgcluster-general] async replication

Atsushi Mitani mitani_nl at yahoo.co.jp
Fri Feb 29 08:45:29 UTC 2008


Hi Kevin,

> I got PGCluster (on 8.2.3) working in my environment.
> A simple (but very busy - 8000 requests/sec) setup:
Oh, Greate!
It's my surprise.

> My question is this: would it be feasible to add a asynchronous mode to
> PGCluster?

First of all, I'm afraid that PGCluster doesn't have asynchronous mode.

BTW, I'm a bit confusing, since PGCluster doesn't replicate the "data reading query (i.e SELECT)", 

If there is no "data writing query(i.e. UPDATE/INSERT/DELETE)" in the developer's query,
I recommend set 'true' to 'not_replicate_prepared_select' in the postgresql.conf.

If you just need the shapshot DB for development purpose,
you can create it with 'pg_dumpall' & 'pgrestore'.

Would you explain more detail about contents of each queries. 

Regards,

--------------
At.Mitani
 

 
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