On Wed, Dec 16, 2015 at 7:14 PM, Magnus Hagander <mag...@hagander.net> wrote:
> On Wed, Dec 16, 2015 at 8:34 AM, Michael Paquier <michael.paqu...@gmail.com>
> wrote:
>> Interesting. I got just today a bug report that is actually a symptom
>> that people should be careful about: it is possible that
>> pg_stat_replication reports 1/potential for sync_priority/sync_state
>> in the case of a WAL sender in "backup" state: a base backup just
>> needs to reuse the shared memory slot of a standby that was previously
>> connected. Commit 61c7bee of Magnus fixes the issue, just let's be
>> careful if there are similar reports that do not include this fix.
>
>
> Hmm. With the fix, it returns "async", right?

Yes, it returns async with priority set at 0 after your commit. That's
a bit better than the old behavior, still..

> Perhaps it should return either "backup" or NULL, to be even more clear? And
> with priority set to NULL?

I'd vote for just NULL for both fields. This async/sync status has no
real sense for a backup. Thoughts?
-- 
Michael


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