Re: Issue upgrading from 9.5 to 13 with pg_upgrade: "connection to database failed: FATAL: database "template1" does not exist"

On 11/13/20 7:28 AM, Jeremy Wilson wrote:
> 
> 
>> On Nov 13, 2020, at 10:23 AM, Tom Lane <tgl@sss.pgh.pa.us> wrote:
>>
>> Unless ... could it be that there is another PG server active on the
>> machine, whose cluster lacks a "template1" database?  Seems unlikely,
>> but you might try confirming with "ps auxww | grep post" or the like.
> 
> This is a test environment so only the two databases are on it and neither is running.  pg_upgrade checks if either
isrunning.
 

When you manually run the pg_upgrade pg_ctl script the server starts but 
you cannot connect to any database in it correct?

What does pg_upgrade_server.log show when you do above?

> 
>> I also wonder if the cluster you're trying to upgrade from has a
>> "template1" database.  Not sure if anyone has ever tested whether
>> pg_upgrade can cope with the lack of one.
> 
> 
> It’s there:
> 
> $ psql -p 54320 template1
> psql (13.0, server 9.5.23)
> Type "help" for help.
> 
> template1=#
> 
> 
> 


-- 
Adrian Klaver
adrian.klaver@aklaver.com