崔岩ccuiyyan@sina.com wrote:
> I want to get the number of misses for the buffer pool of PostgreSQL.
> Is there any methods or
>
> performance tools I can use to get the information?
Yes. Please see the manual chapters on "Monitoring database activity".
The pgstatio_* views in particular.
PS. This mailing list is for discussion on development of PostgreSQL.
Questions on usage belong to pgsql-general, or one of the other user
mailing lists.
-- Heikki Linnakangas EnterpriseDB http://www.enterprisedb.com