[GENERAL] Autovacuum Daemon is Turned On by Default in Postgres 8.3.8?

2010-06-02 Thread Wang, Mary Y
Hi,

I'm looking at my log file (see my log file below) and it seems like the 
autovacuum daemon is turned on by default in Postgres 8.3.8.  Does that mean 
that I no longer need to manually invoke the autovacuum command anymore?  I 
used to do it manually in an older version of Postgres.

tail postgresql-2010-06-02_00.log
DEBUG:  autovacuum: processing database template1
DEBUG:  server process (PID 31719) exited with exit code 0
DEBUG:  autovacuum: processing database marydatabase
DEBUG:  server process (PID 31729) exited with exit code 0
DEBUG:  autovacuum: processing database postgres
DEBUG:  server process (PID 31739) exited with exit code 0
DEBUG:  autovacuum: processing database template1
DEBUG:  server process (PID 31741) exited with exit code 0
DEBUG:  autovacuum: processing database marydatabase
DEBUG:  server process (PID 31753) exited with exit code 0

Thanks
Mary




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Re: [GENERAL] Autovacuum Daemon is Turned On by Default in Postgres 8.3.8?

2010-06-02 Thread Adrian Klaver
On Wednesday 02 June 2010 5:40:58 pm Wang, Mary Y wrote:
 Hi,

 I'm looking at my log file (see my log file below) and it seems like the
 autovacuum daemon is turned on by default in Postgres 8.3.8.  Does that
 mean that I no longer need to manually invoke the autovacuum command
 anymore?  I used to do it manually in an older version of Postgres.

 tail postgresql-2010-06-02_00.log
 DEBUG:  autovacuum: processing database template1
 DEBUG:  server process (PID 31719) exited with exit code 0
 DEBUG:  autovacuum: processing database marydatabase
 DEBUG:  server process (PID 31729) exited with exit code 0
 DEBUG:  autovacuum: processing database postgres
 DEBUG:  server process (PID 31739) exited with exit code 0
 DEBUG:  autovacuum: processing database template1
 DEBUG:  server process (PID 31741) exited with exit code 0
 DEBUG:  autovacuum: processing database marydatabase
 DEBUG:  server process (PID 31753) exited with exit code 0

 Thanks
 Mary

You talking about manually invoking Vacuum or autovacuum?

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Adrian Klaver
adrian.kla...@gmail.com

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Re: [GENERAL] Autovacuum Daemon is Turned On by Default in Postgres 8.3.8?

2010-06-02 Thread Wang, Mary Y
I used to execute the VACCUM and ANALYZE commands manually in a Postgres 7.x.x 
version.
So my question was that I assume that I no longer have to perform those two 
commands manually anymore.  I just wanted to be sure.
Mary 


-Original Message-
From: Adrian Klaver [mailto:adrian.kla...@gmail.com] 
Sent: Wednesday, June 02, 2010 6:08 PM
To: pgsql-general@postgresql.org
Cc: Wang, Mary Y
Subject: Re: [GENERAL] Autovacuum Daemon is Turned On by Default in Postgres 
8.3.8?

On Wednesday 02 June 2010 5:40:58 pm Wang, Mary Y wrote:
 Hi,

 I'm looking at my log file (see my log file below) and it seems like 
 the autovacuum daemon is turned on by default in Postgres 8.3.8.  Does 
 that mean that I no longer need to manually invoke the autovacuum 
 command anymore?  I used to do it manually in an older version of Postgres.

 tail postgresql-2010-06-02_00.log
 DEBUG:  autovacuum: processing database template1
 DEBUG:  server process (PID 31719) exited with exit code 0
 DEBUG:  autovacuum: processing database marydatabase
 DEBUG:  server process (PID 31729) exited with exit code 0
 DEBUG:  autovacuum: processing database postgres
 DEBUG:  server process (PID 31739) exited with exit code 0
 DEBUG:  autovacuum: processing database template1
 DEBUG:  server process (PID 31741) exited with exit code 0
 DEBUG:  autovacuum: processing database marydatabase
 DEBUG:  server process (PID 31753) exited with exit code 0

 Thanks
 Mary

You talking about manually invoking Vacuum or autovacuum?

--
Adrian Klaver
adrian.kla...@gmail.com

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Re: [GENERAL] Autovacuum Daemon is Turned On by Default in Postgres 8.3.8?

2010-06-02 Thread Adrian Klaver
On Wednesday 02 June 2010 6:17:28 pm Wang, Mary Y wrote:
 I used to execute the VACCUM and ANALYZE commands manually in a Postgres
 7.x.x version. So my question was that I assume that I no longer have to
 perform those two commands manually anymore.  I just wanted to be sure.
 Mary


You don't have to, but you can still run those commands if needed. They are 
still there.


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Adrian Klaver
adrian.kla...@gmail.com

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Re: [GENERAL] Autovacuum Daemon is Turned On by Default in Postgres 8.3.8?

2010-06-02 Thread Scott Marlowe
On Wed, Jun 2, 2010 at 6:40 PM, Wang, Mary Y mary.y.w...@boeing.com wrote:
 Hi,

 I'm looking at my log file (see my log file below) and it seems like the 
 autovacuum daemon is turned on by default in Postgres 8.3.8.  Does that mean 
 that I no longer need to manually invoke the autovacuum command anymore?  I 
 used to do it manually in an older version of Postgres.

For most installations autovacuum with default settings is just fine.
If you run a really busy site then you might have to adjust the
parameters of autovac as well as the free space map.

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