On Tue, 8 Apr 2008, Bill Moran wrote:

> In response to salman <salmanb at quietcaresystems.com>:
>>
>> I looked through the docs already but I have a couple of questions about
>> the process and wanted clarification.
>>
>> I would like to use the slony recommended method to upgrade our 8.2.x pg
>> install to 8.3.1. If I understand the documentation correctly, I need to
>> install 8.3.1 on the server, make a slave node to the master and let
>> slony sync the data between the two. Then, once the data is fairly
>> in-sync, stop write applications, and issue a move set command to start
>> using the new, updated master.
>>
>> The questions I have are as follows:
>>
>> 1) Since node IDs x,y are already in use by the primary master (x) and
>> slave (y), the new 8.3.1 node will receive an ID of 'z' (1,2,3 in
>> numbers). Is it possible to rename the new node (z) to x?  I was unable
>> to find any docs about this.
>
> I don't know the answer to this one.

The answer is unfortunately, still no.  So, your upgraded server will become 
node 3 and if that's going to be the new master and you want it to be node 1, 
the only way to do this is tear down replication and reinstall the cluster 
with different node IDs.

-- 
Jeff Frost, Owner 	<jeff at frostconsultingllc.com>
Frost Consulting, LLC 	http://www.frostconsultingllc.com/
Phone: 650-780-7908	FAX: 650-649-1954