Re: BUG #17212: pg_amcheck fails on checking temporary relations - Mailing list pgsql-hackers

From Mark Dilger
Subject Re: BUG #17212: pg_amcheck fails on checking temporary relations
Date
Msg-id AB2D6C6B-9073-45AB-9574-A6E37B855CF3@enterprisedb.com
Whole thread Raw
In response to Re: BUG #17212: pg_amcheck fails on checking temporary relations  (Peter Geoghegan <pg@bowt.ie>)
Responses Re: BUG #17212: pg_amcheck fails on checking temporary relations  (Mark Dilger <mark.dilger@enterprisedb.com>)
List pgsql-hackers

> On Oct 11, 2021, at 11:53 AM, Peter Geoghegan <pg@bowt.ie> wrote:
>
> On Mon, Oct 11, 2021 at 11:40 AM Peter Geoghegan <pg@bowt.ie> wrote:
>> A NOTICE message is supposed to be surfaced to clients (but not stored
>> in the server log), pretty much by definition.
>>
>> It's not unreasonable to argue that I was mistaken to ever think that
>> about this particular message. In fact, I suspect that I was.
>
>>> Somebody could quite reasonably complain about this on a hot standby with millions of unlogged relations.  Actual
ERRORmessages might get lost in all the noise. 
>
> How about this: we can just lower the elevel, from NOTICE to DEBUG1.
> We'd then be able to keep the message we have today in
> verify_nbtree.c. We'd also add a matching message (and logic) to
> verify_heapam.c, keeping them consistent.
>
> I find your argument about spammy messages convincing. But it's no
> less valid for any other user of amcheck. So we really should just fix
> that at the amcheck level. That way you can get rid of the call to
> pg_is_in_recovery() from the SQL statements in pg_amcheck, while still
> fixing everything that needs to be fixed in pg_amcheck.

Your proposal sounds good.  Let me try it and get back to you shortly.

—
Mark Dilger
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company






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