On Wed, Jan 8, 2014 at 2:23 PM, Joshua D. Drake <j...@commandprompt.com>wrote:
> > On 01/08/2014 01:55 PM, Tom Lane wrote: > > Sync mode is about providing a guarantee that the data exists on more than >> one server *before* we tell the client it's committed. If you don't need >> that guarantee, you shouldn't be using sync mode. If you do need it, >> it's not clear to me why you'd suddenly not need it the moment the going >> actually gets tough. >> > > As I understand it what is being suggested is that if a subscriber or > target goes down, then the master will just sit there and wait. When I read > that, I read that the master will no longer process write transactions. If > I am wrong in that understanding then cool. If I am not then that is a > serious problem with a production scenario. There is an expectation that a > master will continue to function if the target is down, synchronous or not. > My expectation is that the master stops writing checks when it finds it can no longer cash them. Cheers, Jeff
