On 05/29/2015 12:27 PM, Andres Freund wrote:
> On 2015-05-29 12:08:24 -0700, Josh Berkus wrote:
>> Now, BDR is good because it sets an application_name which lets me
>> figure out what's using the replication slot. But that's by no means
>> required; other LC plug-ins, I expect, do not do so. So there's no way
>> for the user to figure out which replication connection relates to which
>> slots, as far as I can tell.
>>
>> In this test, it's easy because there's only one replication connection
>> and one slot. But imagine the case of 14 replication connections with
>> their own slots. How could you possibly figure out which one was the
>> laggy one?
>
> 9.5 shows the pid.
OK, will test, thanks.
--Josh Berkus
--
Josh Berkus
PostgreSQL Experts Inc.
http://pgexperts.com