Brad Nicholson bnichols at ca.afilias.info
Mon Sep 20 12:26:33 PDT 2010
  On 10-09-17 08:25 AM, Vick Khera wrote:
> On Thu, Sep 16, 2010 at 8:19 PM, Aleksey Tsalolikhin
> <atsaloli.tech at gmail.com>  wrote:
>> The Slony maintenace docs recommend disabling PostgreSQL autovacuum
>> on the Slony tables (http://www.slony.info/documentation/maintenance.html)
>> but the command to identify the tables fails:
>>
> I'm running an 8.3 cluster and I have not disabled autovacuum on the
> slony tables.  I have not had any problems.  I think modern autovacuum
> is smart enough to work this way.  I also run a manual vacuum on my
> whole DB every night.
>

Same here.  We have also disabled the slon triggered vacuums and let 
autovacuum handle everything.

To answer the OP question about pg_autovacuum - yes, the table has gone 
away in Postgres 8.4.  Autovacuum settings on a per-table basis are 
controlled in with the tables storage parameters now via CREATE/ALTER table.

http://www.postgresql.org/docs/9.0/interactive/sql-createtable.html#SQL-CREATETABLE-STORAGE-PARAMETERS

Perhaps the docs should be updated to reflect this.

-- 
Brad Nicholson  416-673-4106
Database Administrator, Afilias Canada Corp.




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