Re: [HACKERS] Interval for launching the table sync worker

On 4/10/17 08:10, Petr Jelinek wrote:
> I don't think solution is quite this simple. This will cause all table
> sync workers to be delayed which means concurrency will suffer and the
> initial sync of all tables will take much longer especially if there is
> little data. We need a way to either detect if we are launching same
> worker that was already launched before, or alternatively if we are
> launching crashed worker and only then apply the delay.

Perhaps instead of a global last_start_time, we store a per relation
last_start_time in SubscriptionRelState?

-- 
Peter Eisentraut              http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services