On Wed, Jun 14, 2017 at 8:44 PM, Bruce Momjian <bruce@momjian.us> wrote:
> On Wed, Jun 14, 2017 at 07:45:17PM +0530, Amit Kapila wrote:
>> > Now, it seems we later added a doc section early on that talks about
>> > "Verify standby servers" so I have moved the wal_level section into that
>> > block, which should be safe. There is now no need to start/stop the new
>> > server since pg_upgrade will do that safely already.
>> >
>>
>> ! <para>
>> ! Also, if upgrading standby servers, change <varname>wal_level</>
>> ! to <literal>replica</> in the <filename>postgresql.conf</> file on
>> ! the new cluster.
>>
>> I think it is better to indicate that this is required for the master
>> cluster (probably it is clear for users) /"on the new cluster."/"on
>> the new master cluster.". Do we need something different for v10 where
>> default wal_level is 'replica'
>
> You know, I thought about that and was afraid saying "new master
> cluster" would be confusing because it isn't a master _yet_, but if you
> feel it will help, and I considered it, let's add it. The problem is
> that in the old instructions, at the point we were mentioning this, it
> was the new master, which is why I evaluated removing it in the first
> place. (Yeah, I am amazed I considered all these cases.)
>
> Updated patch attached. Thanks.
>
Looks good to me.
--
With Regards,
Amit Kapila.
EnterpriseDB: http://www.enterprisedb.com