Re: Bloated indexes from pg_restore? (Was: Index fillfactor changed in pg9?)

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--- On Fri, 1/4/11, Glyn Astill <glynastill@xxxxxxxxxxx> wrote:
> --- On Fri, 1/4/11, Kenneth Marshall wrote:
> What
> > happens
> > if you run a REINDEX on both DB's to the index sizes?
> > 
> > Regards,
> > Ken
> > 
> 
> Sorry for the lack of info there. Both are 64 bit, both
> have ext3 filesystems set up the same, the 8.4 machine is on
> kernel 2.6.26 whereas the 9.0 machine is on 2.6.32.
> 
> REINDEX does indeed decreace the size.  I guess the
> question is why does pg_restore create them bloated? Could
> it be the parrallel (-j) option?
> 

So it appears now that if I restore the database using pg_restore, I end up with bloated indexes, which are fixed with a vacuum full.

The dump is a data only dump with the -Fc flag, taken with pg_dump as follows

pg_dump -Fc mydatabase -U postgres -h localhost -a --disable-triggers -f data-dump.gz

That appears to restore with COPY, using the following 

pg_restore -U postgres --disable-triggers -c -d mydatabase data-dump.gz

I'm a bit perplexed by this

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