Re: command to check the database size ?

On Thu, 2010-03-25 at 08:33 -0500, Plugge, Joe R. wrote:
> This should work …
>
>
>
> SELECT pg_size_pretty(pg_database_size('mydatabasename')) As
> fulldbsize;

I'm pretty sure that the pg_database_size() function did not exist in
PG 7.3.

>
> From: Khangelani Gama [mailto:Khangelani(dot)Gama(at)ucs-software(dot)co(dot)za]
> Sent: Thursday, March 25, 2010 8:31 AM
> To: Plugge, Joe R.; pgsql-admin(at)postgresql(dot)org
> Subject: RE: [ADMIN] command to check the database size ?
>
>
>
>
> Thanks Plugge, it works fine whereby it gives me the sizes for each
> table. But is there another command that will sum up and then give me
> one size for the whole database?
>
>
>
> Please advise if it’s possible.
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> From: pgsql-admin-owner(at)postgresql(dot)org
> [mailto:pgsql-admin-owner(at)postgresql(dot)org] On Behalf Of Plugge, Joe R.
> Sent: Thursday, March 25, 2010 3:19 PM
> To: Khangelani Gama; pgsql-admin(at)postgresql(dot)org
> Subject: Re: [ADMIN] command to check the database size ?
>
>
>
>
> Execute this against the database that you want to check the size of:
>
>
>
> SELECT schemaname, tablename,
>
> pg_size_pretty(size) AS size_pretty,
>
> pg_size_pretty(total_size) AS total_size_pretty
>
> FROM (SELECT *,
>
> pg_relation_size(schemaname||'.'||tablename) AS size,
>
> pg_total_relation_size(schemaname||'.'||tablename) AS total_size
>
> FROM pg_tables) AS TABLES
>
> WHERE schemaname='public'
>
> ORDER BY total_size DESC;
>
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> This will get it by table ….
>
>
>
> From:pgsql-admin-owner(at)postgresql(dot)org
> [mailto:pgsql-admin-owner(at)postgresql(dot)org] On Behalf Of Khangelani Gama
> Sent: Thursday, March 25, 2010 7:55 AM
> To: pgsql-admin(at)postgresql(dot)org
> Subject: [ADMIN] command to check the database size ?
>
>
>
>
> Hi
>
>
>
>
>
> Please help, I am new to postgres administration. I just need a
> command to check the size of the database.
>
>
>
> I tried searching but no luck. The server is running on Postgres 7.3.4
> and O/S Linux Centos 5. The data sits on /data/postgres7.3.4/data
> directory. There is no directory
> like /usr/src/postgresql-7.3.4/contrib/dbsize
>
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> But the backup server which is also running postgres 7.3.4 but on
> Redhat 9 does have /usr/src/postgresql-7.3.4/contrib/dbsize directory
> which has the following files but I don’t what to from from:
>
>
>
> [root(at)c9903 dbsize]# pwd
>
> /usr/src/postgresql-7.3.4/contrib/dbsize
>
> [root(at)c9903 dbsize]# ls -ltrh
>
> total 16K
>
> -rw-r--r-- 1 70 wheel 201 Feb 23 2002 Makefile
>
> -rw-r--r-- 1 70 wheel 253 Apr 2 2002 dbsize.sql.in
>
> -rw-r--r-- 1 70 wheel 554 Jun 23 2002 README.dbsize
>
> -rw-r--r-- 1 70 wheel 2.6K Sep 4 2002 dbsize.c
>
> [root(at)c9903 dbsize]#
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> I also could not find functions like pg_database_size(), pg_size_pretty()
> ,etc in this old version of postgres7.3.4.
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> In summary I can’t find the command to find the database size from the
> main server and from the backup server.
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> Please help
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> Thanks
>
>
>
> Khangelani
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--
Brad Nicholson 416-673-4106
Database Administrator, Afilias Canada Corp.