Re: How to reduce pg_dump backup time

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От Adrian Klaver
Тема Re: How to reduce pg_dump backup time
Дата
Msg-id 5613C496.3020104@aklaver.com
обсуждение исходный текст
Ответ на How to reduce pg_dump backup time  (Sachin Srivastava <ssr.teleatlas@gmail.com>)
Ответы Re: How to reduce pg_dump backup time
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On 10/05/2015 09:52 PM, Sachin Srivastava wrote:
> Dear Team,
>
> I am using PostgreSQL 9.1 on Redhat Linux on my Production environment.
> My database size is 680 GB and it take 7 hour for completion the pg_dump
> backup.
>
> I want that my pg_dump backup should be fast and take less time.
>
> In PostgresQL 9.3 there is “ -j /njobs” /option is available for fast
> pg_dump backup.
>
> There is any way, that I will use *“ **-j /njobs”/*/option /in
> “PostgreSQL 9.1 “ so that my backup is completed in less time or any
> other way in ”PostgreSQL 9.1” to take the backup fast. Kindly suggest?

In addition to Scott's suggestions have you looked at replication?:

http://www.postgresql.org/docs/9.1/interactive/high-availability.html

Basically, continuous backup.

>
> *[root]# lsb_release –a*
>
> **
>
> LSB
>
Version::base-4.0-amd64:base-4.0-noarch:core-4.0-amd64:core-4.0-noarch:graphics-4.0-amd64:graphics-4.0-noarch:printing-4.0-amd64:printing-4.0-noarch
>
> Distributor ID: RedHatEnterpriseServer
>
> Description:Red Hat Enterprise Linux Server release 6.7 (Santiago)
>
> Release:6.7
>
> Codename:Santiago
>
> *[root@CPPMOMA_DB01 even]# psql*
>
> Password:
>
> psql.bin (9.1.2)
>
> Type "help" for help.
>
> postgres=# select version();
>
> version
>
> ---------------------------------------------------------------------------------------------------------------
>
> PostgreSQL 9.1.2 on x86_64-unknown-linux-gnu, compiled by gcc (GCC)
> 4.1.2 20080704 (Red Hat 4.1.2-46), 64-bit
>
> (1 row)
>
> postgres=#
>
> *Regards,*
>
> Sachin Srivastava


--
Adrian Klaver
adrian.klaver@aklaver.com


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