Search Postgresql Archives

Re: Vacuums taking forever :(

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, Feb 3, 2009 at 9:09 PM, Andreas Wenk
<a.wenk@xxxxxxxxxxxxxxxxxxxxxxx> wrote:
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
>
> Phoenix Kiula schrieb:
>> In my conf_pg, the autovacuum is on, so the DB should be (or I hope is
>> being) regularly vacuumed.
>>
>> These are my settings:
>>
>>
>> work_mem                     = 20MB
>> temp_buffers                 = 4096
>> authentication_timeout       = 10s
>> ssl                          = off
>> checkpoint_warning           = 3600
>> random_page_cost             = 1
>> autovacuum                   = on
>> autovacuum_vacuum_cost_delay = 20
>> vacuum_cost_delay            = 20
>> autovacuum_naptime           = 10
>> stats_start_collector        = on
>> stats_row_level              = on
>> autovacuum_vacuum_threshold  = 75
>> autovacuum_analyze_threshold = 25
>> autovacuum_analyze_scale_factor  = 0.02
>> autovacuum_vacuum_scale_factor   = 0.01
>>
>
> Hi ,
>
> just a quick thought. What is your maintenance_work_mem parameter set to? I think with
> that lot Updates and Inserts this should not be too low ...



maintenance_work_mem = 512M
wal_buffers                  = 64
checkpoint_segments          = 128
checkpoint_timeout           = 900
fsync                        = on



Is this enough? My server has 4GB RAM.

-- 
Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx)
To make changes to your subscription:
http://www.postgresql.org/mailpref/pgsql-general

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Index of Archives]     [Postgresql Jobs]     [Postgresql Admin]     [Postgresql Performance]     [Linux Clusters]     [PHP Home]     [PHP on Windows]     [Kernel Newbies]     [PHP Classes]     [PHP Books]     [PHP Databases]     [Postgresql & PHP]     [Yosemite]
  Powered by Linux