Ok, sorry for the noise. I had a error in my upgrade script, and it
was not being really honored.
Now it worked.
mode.
2014-05-26 16:37 GMT+02:00 Luis <
luisico@gmail.com>:
> Hi,
>
> I'm trying to upgrade a PG 9.1 cluster to a 9.3 one.
> I'm trying to use --link to do it in link mode since I don't have much
> disk space for the migration.
>
> I'm not totally sure that the --link parameter is being honored. I
> can't see any mention about link mode in the migration logs and the
> new cluster takes too much space.
>
> I would like to understand how link mode really works. What does it
> link and what does it copy. Unfortunately I didn't find information
> about that. Any link that provides more info would be appreciated.
>
> I've compare inodes from base files in the old data directory and the
> new one and they are different.
>
> copying "/9.1/base/18976/74003" to "/9.3/base/16416/73829"
>
> $ stat /mnt/pg_data/base/18976/74001 --printf=%i
> 12454860
>
> $ stat /mnt/pg_data-9.3/base/16416/73829 --printf=%i
> 10488427
>
> It doesn't seem to be a hard link. Should it?
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