From: | Craig Ringer <craig(at)2ndquadrant(dot)com> |
---|---|
To: | "Wayne E(dot) Seguin" <wayneeseguin(at)gmail(dot)com> |
Cc: | "pgsql-general(at)postgresql(dot)org" <pgsql-general(at)postgresql(dot)org> |
Subject: | Re: [BDR] Node Join Question |
Date: | 2015-05-12 08:19:22 |
Message-ID: | CAMsr+YHCnK=8XTxSQzShyuo2wPwQwPNbH-2+SNZorAo1bpQvGQ@mail.gmail.com |
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Lists: | pgsql-general |
On 12 May 2015 at 14:33, Wayne E. Seguin <wayneeseguin(at)gmail(dot)com> wrote:
>
>
7. on nodes 1-4 I am doing (adjusted for the nodes IP):
> SELECT bdr.bdr_group_join(
> local_node_name := 'pgbdr1',
> node_external_dsn := 'host=10.244.2.6 port=5432 user=postgres
> dbname=pgbdr',
> join_using_dsn := 'host=10.244.2.2 port=5432 user=postgres
> dbname=pgbdr'
> );
>
At a guess you're probably not waiting between joins to ensure that each
new node has finished joining before starting another node join.
BDR really needs to be enhanced to either support parallel join of multiple
nodes or identify and reject it.
--
Craig Ringer http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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