Re: pg_autovacuum fixes - Mailing list pgsql-hackers

From Bruce Momjian
Subject Re: pg_autovacuum fixes
Date
Msg-id 200405261848.i4QImbx01974@candle.pha.pa.us
Whole thread Raw
In response to pg_autovacuum fixes  ("Matthew T. O'Connor" <matthew@zeut.net>)
List pgsql-hackers
Patch applied.  Thanks.

Backpatched to 7.4.X.

---------------------------------------------------------------------------


Matthew T. O'Connor wrote:
> This weekend I am trying to fix up all known the pg_autovacuum issues
> that should be resolved for 7.4.3.  I am aware of only two issues:  temp
> table issues, and unchecked send_query() calls, if I am forgetting
> something, please let me know.
>
> 1) temp table issue:
> I was not able to reproduce the crash associated with temp tables.  I
> spent a while creating tables doing updates and dropping them trying
> without success to get pg_autovacuum to crash.  Since I couldn't trigger
> the problem, I will need someone else to test to see if I have fixed the
> problem.  Anyway, I have modified the query to exclude temp tables from
> the list of tables to work with.  So we should no longer be dealing with
> temp tables at all which should side step any temp table related problem
> we might have been having.
>
> 2) Unchecked send_query() function calls:
> As best as I can tell, this is mostly a non-issue, but I went ahead
> added a check to any section that did anything with the result of
> send_query, so if this was an issue, it should be fixed now.  BTW, this
> might have been the cause of the temp table related crash, but that is
> just a guess.
>
>
> Matthew O'Connor
>
>

[ Attachment, skipping... ]

>
> ---------------------------(end of broadcast)---------------------------
> TIP 5: Have you checked our extensive FAQ?
>
>                http://www.postgresql.org/docs/faqs/FAQ.html

--
  Bruce Momjian                        |  http://candle.pha.pa.us
  pgman@candle.pha.pa.us               |  (610) 359-1001
  +  If your life is a hard drive,     |  13 Roberts Road
  +  Christ can be your backup.        |  Newtown Square, Pennsylvania 19073

pgsql-hackers by date:

Previous
From: pgsql@mohawksoft.com
Date:
Subject: Re: Ingres to be released as open source
Next
From: pgsql@mohawksoft.com
Date:
Subject: tablespaces and DB administration