Re: Issue with pg_toast tables

Hello

2012/11/26 Ranjeet Dhumal <jeetu.dhumal@gmail.com>:
> Hi All ,
>
> Am facing one problem related to pg_toast table , its grown very huge upto
> 31GB , even am vacuuming(not full) it daily , my fsm parameters are default,
> can anyone  tell how to decrease the size , if am firing any query on
> gen_bulk_20121126 its response time is very slow as compared to few days
> before .
> For changing fsm parameters it will need restart , can anyone suggest me any
> other way for decreasing the size of this pg_toast tables.
>

lazy vacuum doesn't decrease size

Regards

Pavel Stehule

>
>                  nspname           |                            relname
> |    size   |                  refrelname               |
> relidxrefrelname          | relfilenode    | relkind  | reltuples    |
> relpages
>
-----------------------------------------+----------------------------------------------------------------+------------+-----------------------------------------------+-----------------------------------------------+------------------+-----------+----------------+----------
>  pg_toast                            | pg_toast_123049508
> | 31 GB   |        gen_bulk_20121126            |
> |   123049512 | t          |  16340229 |  4051494
>
>
> --
> --Regards
>   Ranjeet  R. Dhumal
>
>