On 04/10/10, James Harper (james.har...@bendigoit.com.au) wrote:
> > On 04/10/10, James Harper (james.har...@bendigoit.com.au) wrote:
> > A full pg_dump of the catalogue is 2.8G. The output of the catalogue
> > snapshot for job 60 is 1.6G. Naturally, the full pg_dump of the
> > whole database will continue to grow over time.
> > I'm a little suprised that the proportion of job 60 to the whole is
> > so high. Job 60 is similar to job 1, but I don't expect they share
> > much information. I'll have to look into that.
>
> If jobid 60 and job 1 were the same backup job then a lot of the
> information may be shared in the filename table. Even if they are
> backups of similar servers then they will share a lot of filename data
> and that filename data has to come with the extracted catalogue so you
> might not be saving that much.
My backups are all full backups. Also, the key "file" table in postgres (which
joins files and paths) is job specific, so I'm not sure where any
duplication is emanating from.
Regards
Rory
Table "public.file"
Column | Type | Modifiers
------------+---------+-------------------------------------------------------
fileid | bigint | not null default nextval('file_fileid_seq'::regclass)
fileindex | integer | not null default 0
jobid | integer | not null
pathid | integer | not null
filenameid | integer | not null
markid | integer | not null default 0
lstat | text | not null
md5 | text | not null
--
Rory Campbell-Lange
r...@campbell-lange.net
Campbell-Lange Workshop
www.campbell-lange.net
0207 6311 555
3 Tottenham Street London W1T 2AF
Registered in England No. 04551928
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