On 2/22/2017 2:58 PM, Dylan Luong wrote:
For PostgreSQL High Availability, we currently have setup a Master/Slave across two datacenters using PostgreSQL (WAL) streaming replication.

have you considered the ramifications of network problems between these two datacenters? with a master/slave cluster, you need to avoid the 'split brain' scenario where both servers think they are master because they can't reach the other.




--
john r pierce, recycling bits in santa cruz



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