-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

Richard Huxton wrote:
> Gaetano Mendola wrote:
> 
>>
>> # vacuum full verbose url;
>> INFO:  vacuuming "public.url"
>> INFO:  "url": found 74 removable, 21266 nonremovable row versions in
>> 8550 pages
>> DETAIL:  2 dead row versions cannot be removed yet.
>> [SNIP]
>> INFO:  "url": moved 11 row versions, truncated 8550 to 8504 pages
>>
>>
>> and in the next run:
>>
>>
>> # vacuum full verbose url;
>> INFO:  vacuuming "public.url"
>> INFO:  "url": found 13 removable, 21264 nonremovable row versions in
>> 8504 pages
>> DETAIL:  0 dead row versions cannot be removed yet.
>> [SNIP]
>> INFO:  "url": moved 5666 row versions, truncated 8504 to 621 pages
> 
> 
> If page number 8549 was the one being held, I don't think vacuum can
> truncate the file. The empty space can be re-used, but the rows can't be
> moved to a lower page while a transaction is using them.

It's clear now.


Regards
Gaetano Mendola
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.2.5 (MingW32)
Comment: Using GnuPG with Thunderbird - http://enigmail.mozdev.org

iD8DBQFCLwhu7UpzwH2SGd4RAhEIAKDodnb03RvInDOJz9H+4w//DgJifACeNINP
0UMkQ0yBwNAZw91clvAUjRI=
=e+mM
-----END PGP SIGNATURE-----


---------------------------(end of broadcast)---------------------------
TIP 7: don't forget to increase your free space map settings

Reply via email to