On Fri, May 31, 2013 at 2:06 AM, Sergey Konoplev <gray...@gmail.com> wrote:
> On Thu, May 30, 2013 at 6:05 AM, Rodrigo Barboza > <rodrigombu...@gmail.com> wrote: > > I saw some people talking about the reindex command and I read in the > docs > > the one reason to use reindex is when a table is bloated. > > But how do I know when a table is bloated? > > Take a look at the pgcompactor tool > https://code.google.com/p/pgtoolkit/. This will find out what tables > and indexes in your cluster are bloated and softly (without heavy > locks) remove the bloat. Before using it setup the pgstattuple > extension in all the databases you age going to check for bloat. Some > usage examples are below. > > To get bloat statistics for all the cluster do: > > pgcompactor --all --reindex --verbose info --dry-run > > To remove bloat from all the cluster: > > pgcompactor --all --reindex --verbose info > > For a specific table use: > > pgcompactor --table tablename --reindex --verbose info --dry-run > > You can also specify --dbname, --schema, --exclude-<dbname/schema/table>, > etc. > > For all the options: > > pgcompactor --man > > -- > Kind regards, > Sergey Konoplev > PostgreSQL Consultant and DBA > > Profile: http://www.linkedin.com/in/grayhemp > Phone: USA +1 (415) 867-9984, Russia +7 (901) 903-0499, +7 (988) 888-1979 > Skype: gray-hemp > Jabber: gray...@gmail.com > Thanks, guys!
